Home / 691,485,179.54-1,037,229,540.77-282,541,330.04

Finding the Fourth Proportional to 691,485,179.54, 1,037,229,540.77 and 282,541,330.04

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Solution

The fourth proportional to 691,485,179.54, 1,037,229,540.77 and 282,541,330.04 is: 423,812,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,485,179.54 : 1,037,229,540.77 = 282,541,330.04 : x
  2. Step 2: Convert to fraction form
    691,485,179.54/1,037,229,540.77 = 282,541,330.04/x
  3. Step 3: Cross multiply
    691,485,179.54x = 1,037,229,540.77 × 282,541,330.04
  4. Step 4: Simplify right side
    691,485,179.54x = 293,060,214,001,454,464
  5. Step 5: Solve for x
    x = 293,060,214,001,454,464/691,485,179.54
  6. Step 6: Final answer
    x = 423,812,718.88

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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.