Finding the Fourth Proportional to 411,086,853.14, 616,666,515.29 and 115,984,557.97
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Solution
The fourth proportional to 411,086,853.14, 616,666,515.29 and 115,984,557.97 is: 173,987,060.50
Step by Step Solution
- Step 1: Write the proportion equation
411,086,853.14 : 616,666,515.29 = 115,984,557.97 : x - Step 2: Convert to fraction form
411,086,853.14/616,666,515.29 = 115,984,557.97/x - Step 3: Cross multiply
411,086,853.14x = 616,666,515.29 × 115,984,557.97 - Step 4: Simplify right side
411,086,853.14x = 71,523,793,187,147,640 - Step 5: Solve for x
x = 71,523,793,187,147,640/411,086,853.14 - Step 6: Final answer
x = 173,987,060.50
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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.