Finding the Fourth Proportional to 704,810,229.80, 1,057,215,344.70 and 523,411,701.80
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Solution
The fourth proportional to 704,810,229.80, 1,057,215,344.70 and 523,411,701.80 is: 785,117,552.70
Step by Step Solution
- Step 1: Write the proportion equation
704,810,229.80 : 1,057,215,344.70 = 523,411,701.80 : x - Step 2: Convert to fraction form
704,810,229.80/1,057,215,344.70 = 523,411,701.80/x - Step 3: Cross multiply
704,810,229.80x = 1,057,215,344.70 × 523,411,701.80 - Step 4: Simplify right side
704,810,229.80x = 553,358,882,738,500,672 - Step 5: Solve for x
x = 553,358,882,738,500,672/704,810,229.80 - Step 6: Final answer
x = 785,117,552.70
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Double scale
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Similar ratio
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1.5x scale
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.