#### Answer

$\frac{4}{3}$

#### Work Step by Step

Length of the longest side to the length of the shortest side
As per Values given
0.12 inch to 0.09 inch
(0.12 inch)/(0.09 inch) = (0.12)/(0.09)= (0.12 × 100)/(0.09 × 100)= 12/9= (12 ÷ 3)/(9 ÷ 3)= $\frac{4}{3}$