Home / 403,560,444.30-605,340,666.45-112,472,493.90

Finding the Fourth Proportional to 403,560,444.30, 605,340,666.45 and 112,472,493.90

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Solution

The fourth proportional to 403,560,444.30, 605,340,666.45 and 112,472,493.90 is: 168,708,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,560,444.30 : 605,340,666.45 = 112,472,493.90 : x
  2. Step 2: Convert to fraction form
    403,560,444.30/605,340,666.45 = 112,472,493.90/x
  3. Step 3: Cross multiply
    403,560,444.30x = 605,340,666.45 × 112,472,493.90
  4. Step 4: Simplify right side
    403,560,444.30x = 68,084,174,414,719,568
  5. Step 5: Solve for x
    x = 68,084,174,414,719,568/403,560,444.30
  6. Step 6: Final answer
    x = 168,708,740.85

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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.