A cube water tank with a side length of 6 decimeters is filled with a tank of water. If this tank of water is poured into another cuboid water tank with a length of 12 decimeters and a width of 4 decimeters, what is the depth of the water?
一个正方体的水箱，棱长是6分米，装满了一箱水，如果把这一箱水倒入另一个长12分米，宽4分米的长方体水箱，水深是多少？
<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">6 / 48</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">6 * 6 * (1/8)</gadget>
<output>9/2 = around 4.5</output>

<result>9/2 = around 4.5</result>