\frac { 1,2 } { 0,22 } = \frac { x } { 1,3 }
Solve for x
x=\frac{78}{11}\approx 7,090909091
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\frac{120}{22}=\frac{x}{1,3}
Expand \frac{1,2}{0,22} by multiplying both numerator and the denominator by 100.
\frac{60}{11}=\frac{x}{1,3}
Reduce the fraction \frac{120}{22} to lowest terms by extracting and canceling out 2.
\frac{x}{1,3}=\frac{60}{11}
Swap sides so that all variable terms are on the left hand side.
x=\frac{60}{11}\times 1,3
Multiply both sides by 1,3.
x=\frac{60}{11}\times \frac{13}{10}
Convert decimal number 1,3 to fraction \frac{13}{10}.
x=\frac{60\times 13}{11\times 10}
Multiply \frac{60}{11} times \frac{13}{10} by multiplying numerator times numerator and denominator times denominator.
x=\frac{780}{110}
Do the multiplications in the fraction \frac{60\times 13}{11\times 10}.
x=\frac{78}{11}
Reduce the fraction \frac{780}{110} to lowest terms by extracting and canceling out 10.
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