A square flower bed with a side length of 12 meters is transformed into a rectangular flower bed. If the area remains the same, the width of the transformed rectangular flower bed is 9 meters. How many meters is the length of the transformed rectangular flower bed?
将一个边长是12米的正方形花坛改造成一个长方形花坛，如果面积不变，改造后长方形花坛的宽为9米，那么改造后长方形花坛的长是多少米？
<gadget id="calculator">12 / 9</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">12 * (4/3)</gadget>
<output>16</output>

<result>16</result>