A computer assembly team wanted to assemble a batch of computers, and completed 30% of all computers in the first week, installed the first week's (8/9) in the second week, and finished installing the rest of the computers in the third week. It is known that 150 more computers were installed in the third week than in the second week. How many computers are there in total?
某电脑装配小组要装配一批电脑，第一个星期完成了全部的30%，第二个星期装的是第一个星期的(8/9)，第三个星期装完了剩下的电脑．已知第三个星期比第二个星期多装了150台，这批电脑共有多少台？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">(3/10) * (8/9)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">1 - (3/10) - (4/15) - (4/15)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">150 / (1/6)</gadget>
<output>900</output>

<result>900</result>