Home / 497,664,345.10-746,496,517.65-458,361,330.70

Finding the Fourth Proportional to 497,664,345.10, 746,496,517.65 and 458,361,330.70

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Solution

The fourth proportional to 497,664,345.10, 746,496,517.65 and 458,361,330.70 is: 687,541,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,345.10 : 746,496,517.65 = 458,361,330.70 : x
  2. Step 2: Convert to fraction form
    497,664,345.10/746,496,517.65 = 458,361,330.70/x
  3. Step 3: Cross multiply
    497,664,345.10x = 746,496,517.65 × 458,361,330.70
  4. Step 4: Simplify right side
    497,664,345.10x = 342,165,137,192,970,048
  5. Step 5: Solve for x
    x = 342,165,137,192,970,048/497,664,345.10
  6. Step 6: Final answer
    x = 687,541,996.05

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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.