Home / 148,932,468.20-222,984,047.10-75,991,644.20

Finding the Fourth Proportional to 148,932,468.20, 222,984,047.10 and 75,991,644.20

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Solution

The fourth proportional to 148,932,468.20, 222,984,047.10 and 75,991,644.20 is: 113,775,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,932,468.20 : 222,984,047.10 = 75,991,644.20 : x
  2. Step 2: Convert to fraction form
    148,932,468.20/222,984,047.10 = 75,991,644.20/x
  3. Step 3: Cross multiply
    148,932,468.20x = 222,984,047.10 × 75,991,644.20
  4. Step 4: Simplify right side
    148,932,468.20x = 16,944,924,369,499,242
  5. Step 5: Solve for x
    x = 16,944,924,369,499,242/148,932,468.20
  6. Step 6: Final answer
    x = 113,775,891.68

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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.