Home / 173,815,876.20-260,723,814.30-154,668,253.80

Finding the Fourth Proportional to 173,815,876.20, 260,723,814.30 and 154,668,253.80

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Solution

The fourth proportional to 173,815,876.20, 260,723,814.30 and 154,668,253.80 is: 232,002,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,876.20 : 260,723,814.30 = 154,668,253.80 : x
  2. Step 2: Convert to fraction form
    173,815,876.20/260,723,814.30 = 154,668,253.80/x
  3. Step 3: Cross multiply
    173,815,876.20x = 260,723,814.30 × 154,668,253.80
  4. Step 4: Simplify right side
    173,815,876.20x = 40,325,697,081,856,472
  5. Step 5: Solve for x
    x = 40,325,697,081,856,472/173,815,876.20
  6. Step 6: Final answer
    x = 232,002,380.70

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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.