Two cars A and B are traveling towards each other from A and B at the same time. A travels 40 kilometers per hour and B travels 44 kilometers per hour. After driving for 1 hour, the ratio of the distance traveled to the remaining distance is 4:3. How many kilometers are there between A and B?
甲乙两辆汽车同时从A、B两地相向而行，甲每小时行40千米，乙每小时行44千米，行驶1小时后，已行路程与剩下路程的比是4：3，A、B两地相距多少千米？
<gadget id="calculator">40 + 44</gadget>
<output>84</output>

<gadget id="calculator">4 + 3</gadget>
<output>7</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">84 / (4/7)</gadget>
<output>147</output>

<result>147</result>