The volume of a barrage is 8640 cubic meters, and the cross-sectional area is 43.2 square meters. How many meters is the length of this barrage?
某拦河坝的体积是8640立方米，横截面面积是43.2平方米，这段拦河坝长多少米．
<gadget id="calculator">8_640 / 43.2</gadget>
<output>200</output>

<result>200</result>