Home / 326,729,834.10-490,094,751.15-252,753,246.90

Finding the Fourth Proportional to 326,729,834.10, 490,094,751.15 and 252,753,246.90

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Solution

The fourth proportional to 326,729,834.10, 490,094,751.15 and 252,753,246.90 is: 379,129,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,729,834.10 : 490,094,751.15 = 252,753,246.90 : x
  2. Step 2: Convert to fraction form
    326,729,834.10/490,094,751.15 = 252,753,246.90/x
  3. Step 3: Cross multiply
    326,729,834.10x = 490,094,751.15 × 252,753,246.90
  4. Step 4: Simplify right side
    326,729,834.10x = 123,873,039,641,810,000
  5. Step 5: Solve for x
    x = 123,873,039,641,810,000/326,729,834.10
  6. Step 6: Final answer
    x = 379,129,870.35

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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.