Home / 18,497,777,280.32-25,522,557,494.56-10,469,117,815.92

Finding the Fourth Proportional to 18,497,777,280.32, 25,522,557,494.56 and 10,469,117,815.92

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Solution

The fourth proportional to 18,497,777,280.32, 25,522,557,494.56 and 10,469,117,815.92 is: 14,444,906,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497,777,280.32 : 25,522,557,494.56 = 10,469,117,815.92 : x
  2. Step 2: Convert to fraction form
    18,497,777,280.32/25,522,557,494.56 = 10,469,117,815.92/x
  3. Step 3: Cross multiply
    18,497,777,280.32x = 25,522,557,494.56 × 10,469,117,815.92
  4. Step 4: Simplify right side
    18,497,777,280.32x = 267,198,661,374,140,645,376
  5. Step 5: Solve for x
    x = 267,198,661,374,140,645,376/18,497,777,280.32
  6. Step 6: Final answer
    x = 14,444,906,397.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.