A cylindrical part with a base radius of 1 decimeter and a height of 6 decimeters is cast into a conical part with a base radius of 2 decimeters. What is the height of this conical part?
把一个底面半径1分米、高6分米的圆柱形零件熔铸成一个底面半径2分米的圆锥形零件．这个圆锥形零件的高是多少？
<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

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

<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>

<gadget id="calculator">3 / 12.56</gadget>
<output>0.238854</output>

<gadget id="calculator">3.14 * 1 * 6 * 0.238854</gadget>
<output>4.500009</output>

<result>4.500009</result>