Home / 154,529,794.20-231,794,691.30-39,523,337.40

Finding the Fourth Proportional to 154,529,794.20, 231,794,691.30 and 39,523,337.40

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Solution

The fourth proportional to 154,529,794.20, 231,794,691.30 and 39,523,337.40 is: 59,285,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,529,794.20 : 231,794,691.30 = 39,523,337.40 : x
  2. Step 2: Convert to fraction form
    154,529,794.20/231,794,691.30 = 39,523,337.40/x
  3. Step 3: Cross multiply
    154,529,794.20x = 231,794,691.30 × 39,523,337.40
  4. Step 4: Simplify right side
    154,529,794.20x = 9,161,299,791,778,744
  5. Step 5: Solve for x
    x = 9,161,299,791,778,744/154,529,794.20
  6. Step 6: Final answer
    x = 59,285,006.10

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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.