Home / 131,785,473.54-197,767,517.34-54,076,426.38

Finding the Fourth Proportional to 131,785,473.54, 197,767,517.34 and 54,076,426.38

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Solution

The fourth proportional to 131,785,473.54, 197,767,517.34 and 54,076,426.38 is: 81,151,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,785,473.54 : 197,767,517.34 = 54,076,426.38 : x
  2. Step 2: Convert to fraction form
    131,785,473.54/197,767,517.34 = 54,076,426.38/x
  3. Step 3: Cross multiply
    131,785,473.54x = 197,767,517.34 × 54,076,426.38
  4. Step 4: Simplify right side
    131,785,473.54x = 10,694,560,591,791,884
  5. Step 5: Solve for x
    x = 10,694,560,591,791,884/131,785,473.54
  6. Step 6: Final answer
    x = 81,151,285.53

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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.