The volume ratio of a cuboid to a cone is 7:4, the ratio of height is 2:3, the base area of the cuboid is 126dm**2, what is the base area of the cone?
一个长方体和一个圆锥体积的比是7：4，高的比是2：3，长方体的底面积是126dm**2，这个圆锥的底面积是多少？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">1 / (7/8)</gadget>
<output>8/7 = around 1.142857</output>

<gadget id="calculator">(8/7) * 126</gadget>
<output>144</output>

<result>144</result>