steel factory has a square billet with a side length of 6 decimeters. Now it is going to be melted and cast into a rectangular parallelepiped square steel with a side length of 2 centimeters in cross section. How many decimeters is the length of this square steel?
钢铁厂有一块棱长是6分米的正方体钢坯，现在要把它熔铸成一个横截面为边长2厘米正方形的长方体方钢，这个方钢的长是多少分米？
<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * (1/5)</gadget>
<output>1/25 = around 0.04</output>

<gadget id="calculator">6 / (1/25)</gadget>
<output>150</output>

<gadget id="calculator">6 * 6 * 150</gadget>
<output>5_400</output>

<result>5_400</result>