Solve for x
x = \frac{10000}{157} = 63\frac{109}{157} \approx 63.694267516
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\frac{400}{6.28}=x
Divide both sides by 6.28.
\frac{40000}{628}=x
Expand \frac{400}{6.28} by multiplying both numerator and the denominator by 100.
\frac{10000}{157}=x
Reduce the fraction \frac{40000}{628} to lowest terms by extracting and canceling out 4.
x=\frac{10000}{157}
Swap sides so that all variable terms are on the left hand side.
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