The sum of the lengths of all sides of a cuboid is 48 cm, and the ratio of length, width, and height is 3:2:1. What is the volume of this cuboid?
一个长方体的所有棱长之和是48厘米，长、宽、高的比是3：2：1，这个长方体的体积是多少？
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">3 + 2 + 1</gadget>
<output>6</output>

<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">12 * (1/2) * 12 * (1/3) * 12 * (1/6)</gadget>
<output>48</output>

<result>48</result>