Finding the Fourth Proportional to 1,073,411,881.80, 1,609,267,517.10 and 588,737,689.80
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Solution
The fourth proportional to 1,073,411,881.80, 1,609,267,517.10 and 588,737,689.80 is: 882,640,164.83
Step by Step Solution
- Step 1: Write the proportion equation
1,073,411,881.80 : 1,609,267,517.10 = 588,737,689.80 : x - Step 2: Convert to fraction form
1,073,411,881.80/1,609,267,517.10 = 588,737,689.80/x - Step 3: Cross multiply
1,073,411,881.80x = 1,609,267,517.10 × 588,737,689.80 - Step 4: Simplify right side
1,073,411,881.80x = 947,436,440,287,635,840 - Step 5: Solve for x
x = 947,436,440,287,635,840/1,073,411,881.80 - Step 6: Final answer
x = 882,640,164.83
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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.