Home / 99,072,650.80-148,608,976.20-60,330,601.90

Finding the Fourth Proportional to 99,072,650.80, 148,608,976.20 and 60,330,601.90

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Solution

The fourth proportional to 99,072,650.80, 148,608,976.20 and 60,330,601.90 is: 90,495,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,650.80 : 148,608,976.20 = 60,330,601.90 : x
  2. Step 2: Convert to fraction form
    99,072,650.80/148,608,976.20 = 60,330,601.90/x
  3. Step 3: Cross multiply
    99,072,650.80x = 148,608,976.20 × 60,330,601.90
  4. Step 4: Simplify right side
    99,072,650.80x = 8,965,668,981,888,774
  5. Step 5: Solve for x
    x = 8,965,668,981,888,774/99,072,650.80
  6. Step 6: Final answer
    x = 90,495,902.85

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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.