A cube water tank with a side length of 4 decimeters. After filling one tank with water, pour all the water into another cuboid water tank with a length of 8 decimeters and a width of 2 decimeters. What is the depth of the water in decimeters?
一个正方体水箱，棱长为4分米，装满一箱水后，把水全部倒入另一个长8分米、宽2分米的长方体水箱中，水深多少分米
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">64 / 16</gadget>
<output>4</output>

<result>4</result>