Finding the Fourth Proportional to 437,036,704.70, 655,555,057.05 and 434,485,787.90
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Solution
The fourth proportional to 437,036,704.70, 655,555,057.05 and 434,485,787.90 is: 651,728,681.85
Step by Step Solution
- Step 1: Write the proportion equation
437,036,704.70 : 655,555,057.05 = 434,485,787.90 : x - Step 2: Convert to fraction form
437,036,704.70/655,555,057.05 = 434,485,787.90/x - Step 3: Cross multiply
437,036,704.70x = 655,555,057.05 × 434,485,787.90 - Step 4: Simplify right side
437,036,704.70x = 284,829,355,474,198,656 - Step 5: Solve for x
x = 284,829,355,474,198,656/437,036,704.70 - Step 6: Final answer
x = 651,728,681.85
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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.