Home / 331,094,906.61-496,625,850.46-123,818,078.50

Finding the Fourth Proportional to 331,094,906.61, 496,625,850.46 and 123,818,078.50

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Solution

The fourth proportional to 331,094,906.61, 496,625,850.46 and 123,818,078.50 is: 185,720,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,094,906.61 : 496,625,850.46 = 123,818,078.50 : x
  2. Step 2: Convert to fraction form
    331,094,906.61/496,625,850.46 = 123,818,078.50/x
  3. Step 3: Cross multiply
    331,094,906.61x = 496,625,850.46 × 123,818,078.50
  4. Step 4: Simplify right side
    331,094,906.61x = 61,491,258,534,283,320
  5. Step 5: Solve for x
    x = 61,491,258,534,283,320/331,094,906.61
  6. Step 6: Final answer
    x = 185,720,943.77

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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.