Home / 148,524,138.30-222,786,207.45-39,366,156.90

Finding the Fourth Proportional to 148,524,138.30, 222,786,207.45 and 39,366,156.90

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Solution

The fourth proportional to 148,524,138.30, 222,786,207.45 and 39,366,156.90 is: 59,049,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,524,138.30 : 222,786,207.45 = 39,366,156.90 : x
  2. Step 2: Convert to fraction form
    148,524,138.30/222,786,207.45 = 39,366,156.90/x
  3. Step 3: Cross multiply
    148,524,138.30x = 222,786,207.45 × 39,366,156.90
  4. Step 4: Simplify right side
    148,524,138.30x = 8,770,236,797,632,648
  5. Step 5: Solve for x
    x = 8,770,236,797,632,648/148,524,138.30
  6. Step 6: Final answer
    x = 59,049,235.35

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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.