Home / 331,094,920.12-496,625,870.68-123,818,092.04

Finding the Fourth Proportional to 331,094,920.12, 496,625,870.68 and 123,818,092.04

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Solution

The fourth proportional to 331,094,920.12, 496,625,870.68 and 123,818,092.04 is: 185,720,964.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,094,920.12 : 496,625,870.68 = 123,818,092.04 : x
  2. Step 2: Convert to fraction form
    331,094,920.12/496,625,870.68 = 123,818,092.04/x
  3. Step 3: Cross multiply
    331,094,920.12x = 496,625,870.68 × 123,818,092.04
  4. Step 4: Simplify right side
    331,094,920.12x = 61,491,267,765,301,384
  5. Step 5: Solve for x
    x = 61,491,267,765,301,384/331,094,920.12
  6. Step 6: Final answer
    x = 185,720,964.08

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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.