30000 = A \times \frac { 1 - ( 1 + 13 \% ) ^ { - 10 } } { 13 \% }
Solve for A
A = \frac{33945673899222231484900}{6139916384415956791} = 5528\frac{4.21612617082064 \times 10^{18}}{6.139916384415957 \times 10^{18}} \approx 5528.686674851
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30000=A\times \frac{1-\left(\frac{113}{100}\right)^{-10}}{\frac{13}{100}}
Add 1 and \frac{13}{100} to get \frac{113}{100}.
30000=A\times \frac{1-\frac{100000000000000000000}{339456738992222314849}}{\frac{13}{100}}
Calculate \frac{113}{100} to the power of -10 and get \frac{100000000000000000000}{339456738992222314849}.
30000=A\times \frac{\frac{239456738992222314849}{339456738992222314849}}{\frac{13}{100}}
Subtract \frac{100000000000000000000}{339456738992222314849} from 1 to get \frac{239456738992222314849}{339456738992222314849}.
30000=A\times \frac{239456738992222314849}{339456738992222314849}\times \frac{100}{13}
Divide \frac{239456738992222314849}{339456738992222314849} by \frac{13}{100} by multiplying \frac{239456738992222314849}{339456738992222314849} by the reciprocal of \frac{13}{100}.
30000=A\times \frac{1841974915324787037300}{339456738992222314849}
Multiply \frac{239456738992222314849}{339456738992222314849} and \frac{100}{13} to get \frac{1841974915324787037300}{339456738992222314849}.
A\times \frac{1841974915324787037300}{339456738992222314849}=30000
Swap sides so that all variable terms are on the left hand side.
A=30000\times \frac{339456738992222314849}{1841974915324787037300}
Multiply both sides by \frac{339456738992222314849}{1841974915324787037300}, the reciprocal of \frac{1841974915324787037300}{339456738992222314849}.
A=\frac{33945673899222231484900}{6139916384415956791}
Multiply 30000 and \frac{339456738992222314849}{1841974915324787037300} to get \frac{33945673899222231484900}{6139916384415956791}.
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