A cylindrical container with a bottom radius of 2 decimeters and a height of 5 decimeters is filled with water, and a small ball is put into it. The water overflows by 11 cubic decimeters. After taking out the small ball and putting it into a large ball, the overflowing water is 3 times that of the small ball, what is the volume of the large ball in cubic decimeters?
一个底面半径是2分米、高是5分米的圆柱形容器装满水后放入一个小球，水溢出11立方分米，把小球拿出后放入一个大球，溢出的水是小球的3倍，大球的体积是多少立方分米？
<gadget id="calculator">1 + 3</gadget>
<output>4</output>

<gadget id="calculator">11 * 4</gadget>
<output>44</output>

<result>44</result>