Home / 497,664,218.60-746,496,327.90-458,361,204.20

Finding the Fourth Proportional to 497,664,218.60, 746,496,327.90 and 458,361,204.20

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Solution

The fourth proportional to 497,664,218.60, 746,496,327.90 and 458,361,204.20 is: 687,541,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,218.60 : 746,496,327.90 = 458,361,204.20 : x
  2. Step 2: Convert to fraction form
    497,664,218.60/746,496,327.90 = 458,361,204.20/x
  3. Step 3: Cross multiply
    497,664,218.60x = 746,496,327.90 × 458,361,204.20
  4. Step 4: Simplify right side
    497,664,218.60x = 342,164,955,787,122,048
  5. Step 5: Solve for x
    x = 342,164,955,787,122,048/497,664,218.60
  6. Step 6: Final answer
    x = 687,541,806.30

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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.