Home / 531,468,503.85-797,202,755.78-457,491,916.65

Finding the Fourth Proportional to 531,468,503.85, 797,202,755.78 and 457,491,916.65

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Solution

The fourth proportional to 531,468,503.85, 797,202,755.78 and 457,491,916.65 is: 686,237,874.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,468,503.85 : 797,202,755.78 = 457,491,916.65 : x
  2. Step 2: Convert to fraction form
    531,468,503.85/797,202,755.78 = 457,491,916.65/x
  3. Step 3: Cross multiply
    531,468,503.85x = 797,202,755.78 × 457,491,916.65
  4. Step 4: Simplify right side
    531,468,503.85x = 364,713,816,698,166,592
  5. Step 5: Solve for x
    x = 364,713,816,698,166,592/531,468,503.85
  6. Step 6: Final answer
    x = 686,237,874.98

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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.