Home / 187,002,800.10-280,504,200.15-57,650,060.70

Finding the Fourth Proportional to 187,002,800.10, 280,504,200.15 and 57,650,060.70

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Solution

The fourth proportional to 187,002,800.10, 280,504,200.15 and 57,650,060.70 is: 86,475,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,002,800.10 : 280,504,200.15 = 57,650,060.70 : x
  2. Step 2: Convert to fraction form
    187,002,800.10/280,504,200.15 = 57,650,060.70/x
  3. Step 3: Cross multiply
    187,002,800.10x = 280,504,200.15 × 57,650,060.70
  4. Step 4: Simplify right side
    187,002,800.10x = 16,171,084,165,252,448
  5. Step 5: Solve for x
    x = 16,171,084,165,252,448/187,002,800.10
  6. Step 6: Final answer
    x = 86,475,091.05

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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.