Home / 497,664,221.60-746,496,332.40-458,361,207.20

Finding the Fourth Proportional to 497,664,221.60, 746,496,332.40 and 458,361,207.20

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Solution

The fourth proportional to 497,664,221.60, 746,496,332.40 and 458,361,207.20 is: 687,541,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,221.60 : 746,496,332.40 = 458,361,207.20 : x
  2. Step 2: Convert to fraction form
    497,664,221.60/746,496,332.40 = 458,361,207.20/x
  3. Step 3: Cross multiply
    497,664,221.60x = 746,496,332.40 × 458,361,207.20
  4. Step 4: Simplify right side
    497,664,221.60x = 342,164,960,089,236,480
  5. Step 5: Solve for x
    x = 342,164,960,089,236,480/497,664,221.60
  6. Step 6: Final answer
    x = 687,541,810.80

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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.