Home / 110,668,234.20-166,002,351.30-109,156,579.80

Finding the Fourth Proportional to 110,668,234.20, 166,002,351.30 and 109,156,579.80

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Solution

The fourth proportional to 110,668,234.20, 166,002,351.30 and 109,156,579.80 is: 163,734,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,668,234.20 : 166,002,351.30 = 109,156,579.80 : x
  2. Step 2: Convert to fraction form
    110,668,234.20/166,002,351.30 = 109,156,579.80/x
  3. Step 3: Cross multiply
    110,668,234.20x = 166,002,351.30 × 109,156,579.80
  4. Step 4: Simplify right side
    110,668,234.20x = 18,120,248,906,666,084
  5. Step 5: Solve for x
    x = 18,120,248,906,666,084/110,668,234.20
  6. Step 6: Final answer
    x = 163,734,869.70

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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.