5. A cuboid steel ingot is 5 decimeters long, 4 decimeters wide and 3.14 decimeters high. This steel ingot is melted and cast into a cone with a base diameter of 8 decimeters. What is the height of the cone?
5．一个长方体钢锭，长5分米，宽4分米，高3.14分米，将这个钢锭熔铸成一个底面直径为8分米的圆锥．圆锥的高是多少分米？
<gadget id="calculator">5 * 4 * 3.14</gadget>
<output>62.8</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">(1/3) * 3.14 * 16</gadget>
<output>16.746667</output>

<gadget id="calculator">62.8 / 16.746667</gadget>
<output>3.75</output>

<result>3.75</result>