Cut the largest cone out of a cylinder with a base circumference of 62.8 decimeters and a height of 24 centimeters. What is the volume of this cone in cubic decimeters?
在一个底面周长是62.8分米，高是24厘米的圆柱中切取一个最大的圆锥，这个圆锥的体积是多少立方分米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">24 / 10</gadget>
<output>12/5 = around 2.4</output>

<gadget id="calculator">(1/3) * 3.14 * 100 * (12/5)</gadget>
<output>251.2</output>

<result>251.2</result>