Finding the Fourth Proportional to 7,859,717,907,607.40, 11,789,817,042,328 and 2,696,490,498,584
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Solution
The fourth proportional to 7,859,717,907,607.40, 11,789,817,042,328 and 2,696,490,498,584 is: 4,044,818,148,487.32
Step by Step Solution
- Step 1: Write the proportion equation
7,859,717,907,607.40 : 11,789,817,042,328 = 2,696,490,498,584 : x - Step 2: Convert to fraction form
7,859,717,907,607.40/11,789,817,042,328 = 2,696,490,498,584/x - Step 3: Cross multiply
7,859,717,907,607.40x = 11,789,817,042,328 × 2,696,490,498,584 - Step 4: Simplify right side
7,859,717,907,607.40x = 31,791,129,634,681,169,794,564,096 - Step 5: Solve for x
x = 31,791,129,634,681,169,794,564,096/7,859,717,907,607.40 - Step 6: Final answer
x = 4,044,818,148,487.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.