To forge a conical part with a base diameter of 4 decimeters and a height of 3 decimeters, after forging a cone with a base radius of 10 cm, what is the height of the cone?
要锻造一个底面直径4分米，高3分米的圆锥形零件，锻造成底面半径为10厘米的圆锥体后，圆锥体的高是多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

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

<gadget id="calculator">10 / 10</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">3.14 * 1</gadget>
<output>3.14</output>

<gadget id="calculator">3 / 3.14</gadget>
<output>0.955414</output>

<gadget id="calculator">3 * (1/3) * 3.14 * 4 * 0.955414</gadget>
<output>12</output>

<result>12</result>