Home / 185,351,731.20-278,072,545.86-55,951,611.12

Finding the Fourth Proportional to 185,351,731.20, 278,072,545.86 and 55,951,611.12

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Solution

The fourth proportional to 185,351,731.20, 278,072,545.86 and 55,951,611.12 is: 83,940,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,351,731.20 : 278,072,545.86 = 55,951,611.12 : x
  2. Step 2: Convert to fraction form
    185,351,731.20/278,072,545.86 = 55,951,611.12/x
  3. Step 3: Cross multiply
    185,351,731.20x = 278,072,545.86 × 55,951,611.12
  4. Step 4: Simplify right side
    185,351,731.20x = 15,558,606,949,107,086
  5. Step 5: Solve for x
    x = 15,558,606,949,107,086/185,351,731.20
  6. Step 6: Final answer
    x = 83,940,985.33

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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.