If a rectangle with a length of 6 decimeters and a width of 4 decimeters is enlarged by 4:1, what is the area of the figure in square decimeters?
一个长6分米，宽4分米的长方形，按4：1放大后，得到图形的面积是多少平方分米．
<gadget id="calculator">6 * 4</gadget>
<output>24</output>

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

<gadget id="calculator">24 * 16</gadget>
<output>384</output>

<result>384</result>