Evaluate
\frac{3}{200000000000\pi }\approx 4.774648293 \cdot 10^{-12}
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\frac{3}{20000\pi \times 10^{7}}
Multiply 5000 and 4 to get 20000.
\frac{3}{20000\pi \times 10000000}
Calculate 10 to the power of 7 and get 10000000.
\frac{3}{200000000000\pi }
Multiply 20000 and 10000000 to get 200000000000.
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