There are two packs of red, white and black plastic balls of the same size. The number of balls in the second pack is 1.5 times that of the first pack. The red balls in the first pack account for 20%, and the white balls in the second pack account for 45%. The percentages of black balls in the bag are the same, now the two bags are mixed together and the red balls account for 26%. Ask: How much are the white balls at this time?
有大小相同的红白黑三种颜色塑料小球两包，第二包的球数是第一包的1.5倍，第一包里红色球占20%，第二包里白色球占45%两包中黑球所占的百分数相同，现将两包混在一起红色球占26%，问：这时白色球占多少
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1_000 * (1/5)</gadget>
<output>200</output>

<gadget id="calculator">1.5 * 1_000</gadget>
<output>1_500</output>

<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">1_500 * (9/20)</gadget>
<output>675</output>

<gadget id="calculator">450 + 675</gadget>
<output>1_125</output>

<gadget id="calculator">1_125 / 1_500</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1_000 * (1/4)</gadget>
<output>250</output>

<gadget id="calculator">1_000 - 200 - 250</gadget>
<output>550</output>

<gadget id="calculator">550 + 675</gadget>
<output>1_225</output>

<gadget id="calculator">1_000 + 1_500</gadget>
<output>2_500</output>

<gadget id="calculator">1_225 / 2_500</gadget>
<output>49/100 = around 0.49</output>

<result>49/100 = around 0.49</result>