Home / 148,396,931.20-222,595,396.80-109,654,882.30

Finding the Fourth Proportional to 148,396,931.20, 222,595,396.80 and 109,654,882.30

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Solution

The fourth proportional to 148,396,931.20, 222,595,396.80 and 109,654,882.30 is: 164,482,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,396,931.20 : 222,595,396.80 = 109,654,882.30 : x
  2. Step 2: Convert to fraction form
    148,396,931.20/222,595,396.80 = 109,654,882.30/x
  3. Step 3: Cross multiply
    148,396,931.20x = 222,595,396.80 × 109,654,882.30
  4. Step 4: Simplify right side
    148,396,931.20x = 24,408,672,036,625,796
  5. Step 5: Solve for x
    x = 24,408,672,036,625,796/148,396,931.20
  6. Step 6: Final answer
    x = 164,482,323.45

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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.