Home / 185,987,401.92-278,981,336.16-88,920,293.76

Finding the Fourth Proportional to 185,987,401.92, 278,981,336.16 and 88,920,293.76

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Solution

The fourth proportional to 185,987,401.92, 278,981,336.16 and 88,920,293.76 is: 133,380,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,987,401.92 : 278,981,336.16 = 88,920,293.76 : x
  2. Step 2: Convert to fraction form
    185,987,401.92/278,981,336.16 = 88,920,293.76/x
  3. Step 3: Cross multiply
    185,987,401.92x = 278,981,336.16 × 88,920,293.76
  4. Step 4: Simplify right side
    185,987,401.92x = 24,807,102,364,904,516
  5. Step 5: Solve for x
    x = 24,807,102,364,904,516/185,987,401.92
  6. Step 6: Final answer
    x = 133,380,552.17

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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.