If a conical grain storage has a volume of 50 cubic meters, what is the volume of a cylindrical grain storage with the same base and height as cubic meters?
一个圆锥形的粮囤，它的体积是50立方米，与它等底等高的圆柱形的粮囤的体积是多少立方米．
<gadget id="calculator">50 * 3</gadget>
<output>150</output>

<result>150</result>