Take a cube billet with a side length of 5dm and forge it into a cuboid steel with a cross-sectional area of 0.25 square decimeters. How long is the forged steel?
把一个棱长是5dm的正方体钢坯，锻造成横截面面积是0.25平方分米的长方体钢材，锻造成的钢材有多长？
<gadget id="calculator">5 / 0.25</gadget>
<output>20</output>

<gadget id="calculator">5 * 5 * 20</gadget>
<output>500</output>

<result>500</result>