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Finding the Fourth Proportional to 331,922,408.60, 497,883,612.90 and 331,922,408.60

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Solution

The fourth proportional to 331,922,408.60, 497,883,612.90 and 331,922,408.60 is: 497,883,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,922,408.60 : 497,883,612.90 = 331,922,408.60 : x
  2. Step 2: Convert to fraction form
    331,922,408.60/497,883,612.90 = 331,922,408.60/x
  3. Step 3: Cross multiply
    331,922,408.60x = 497,883,612.90 × 331,922,408.60
  4. Step 4: Simplify right side
    331,922,408.60x = 165,258,727,996,238,048
  5. Step 5: Solve for x
    x = 165,258,727,996,238,048/331,922,408.60
  6. Step 6: Final answer
    x = 497,883,612.90

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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.