Home / 148,608,800.10-222,913,200.15-90,410,105.70

Finding the Fourth Proportional to 148,608,800.10, 222,913,200.15 and 90,410,105.70

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Solution

The fourth proportional to 148,608,800.10, 222,913,200.15 and 90,410,105.70 is: 135,615,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,800.10 : 222,913,200.15 = 90,410,105.70 : x
  2. Step 2: Convert to fraction form
    148,608,800.10/222,913,200.15 = 90,410,105.70/x
  3. Step 3: Cross multiply
    148,608,800.10x = 222,913,200.15 × 90,410,105.70
  4. Step 4: Simplify right side
    148,608,800.10x = 20,153,605,987,486,756
  5. Step 5: Solve for x
    x = 20,153,605,987,486,756/148,608,800.10
  6. Step 6: Final answer
    x = 135,615,158.55

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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.