Home / 148,479,320.70-222,718,981.05-132,858,891.90

Finding the Fourth Proportional to 148,479,320.70, 222,718,981.05 and 132,858,891.90

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Solution

The fourth proportional to 148,479,320.70, 222,718,981.05 and 132,858,891.90 is: 199,288,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,479,320.70 : 222,718,981.05 = 132,858,891.90 : x
  2. Step 2: Convert to fraction form
    148,479,320.70/222,718,981.05 = 132,858,891.90/x
  3. Step 3: Cross multiply
    148,479,320.70x = 222,718,981.05 × 132,858,891.90
  4. Step 4: Simplify right side
    148,479,320.70x = 29,590,197,027,400,100
  5. Step 5: Solve for x
    x = 29,590,197,027,400,100/148,479,320.70
  6. Step 6: Final answer
    x = 199,288,337.85

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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.