There are 27 footballs in the gymnasium, 3 times the number of basketballs, 4 more table tennis balls than 5 times the number of basketballs, how many table tennis balls are there?
体育馆有足球27个，篮球的个数是足球的3倍，乒乓球的个数比篮球的5倍还多4个，求乒乓球有多少个？
<gadget id="calculator">27 * 3 * 5</gadget>
<output>405</output>

<gadget id="calculator">405 + 4</gadget>
<output>409</output>

<result>409</result>