Solve for a
a=0.5488
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400a=219.52
Multiply 1.6 and 137.2 to get 219.52.
a=\frac{219.52}{400}
Divide both sides by 400.
a=\frac{21952}{40000}
Expand \frac{219.52}{400} by multiplying both numerator and the denominator by 100.
a=\frac{343}{625}
Reduce the fraction \frac{21952}{40000} to lowest terms by extracting and canceling out 64.
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