Home / 497,702,408.60-746,553,612.90-316,079,931.80

Finding the Fourth Proportional to 497,702,408.60, 746,553,612.90 and 316,079,931.80

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Solution

The fourth proportional to 497,702,408.60, 746,553,612.90 and 316,079,931.80 is: 474,119,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,702,408.60 : 746,553,612.90 = 316,079,931.80 : x
  2. Step 2: Convert to fraction form
    497,702,408.60/746,553,612.90 = 316,079,931.80/x
  3. Step 3: Cross multiply
    497,702,408.60x = 746,553,612.90 × 316,079,931.80
  4. Step 4: Simplify right side
    497,702,408.60x = 235,970,615,050,475,616
  5. Step 5: Solve for x
    x = 235,970,615,050,475,616/497,702,408.60
  6. Step 6: Final answer
    x = 474,119,897.70

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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.