Home / 87,253,913.25-120,415,787.46-48,095,601.66

Finding the Fourth Proportional to 87,253,913.25, 120,415,787.46 and 48,095,601.66

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Solution

The fourth proportional to 87,253,913.25, 120,415,787.46 and 48,095,601.66 is: 66,374,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253,913.25 : 120,415,787.46 = 48,095,601.66 : x
  2. Step 2: Convert to fraction form
    87,253,913.25/120,415,787.46 = 48,095,601.66/x
  3. Step 3: Cross multiply
    87,253,913.25x = 120,415,787.46 × 48,095,601.66
  4. Step 4: Simplify right side
    87,253,913.25x = 5,791,469,747,251,382
  5. Step 5: Solve for x
    x = 5,791,469,747,251,382/87,253,913.25
  6. Step 6: Final answer
    x = 66,374,899.78

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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.