Home / 527,561,924.20-790,974,246.30-312,040,234.60

Finding the Fourth Proportional to 527,561,924.20, 790,974,246.30 and 312,040,234.60

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Solution

The fourth proportional to 527,561,924.20, 790,974,246.30 and 312,040,234.60 is: 467,842,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,561,924.20 : 790,974,246.30 = 312,040,234.60 : x
  2. Step 2: Convert to fraction form
    527,561,924.20/790,974,246.30 = 312,040,234.60/x
  3. Step 3: Cross multiply
    527,561,924.20x = 790,974,246.30 × 312,040,234.60
  4. Step 4: Simplify right side
    527,561,924.20x = 246,815,789,378,010,176
  5. Step 5: Solve for x
    x = 246,815,789,378,010,176/527,561,924.20
  6. Step 6: Final answer
    x = 467,842,310.17

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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.