Home / 439,560,350.70-659,340,526.05-132,899,793.90

Finding the Fourth Proportional to 439,560,350.70, 659,340,526.05 and 132,899,793.90

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Solution

The fourth proportional to 439,560,350.70, 659,340,526.05 and 132,899,793.90 is: 199,349,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,560,350.70 : 659,340,526.05 = 132,899,793.90 : x
  2. Step 2: Convert to fraction form
    439,560,350.70/659,340,526.05 = 132,899,793.90/x
  3. Step 3: Cross multiply
    439,560,350.70x = 659,340,526.05 × 132,899,793.90
  4. Step 4: Simplify right side
    439,560,350.70x = 87,626,220,021,962,576
  5. Step 5: Solve for x
    x = 87,626,220,021,962,576/439,560,350.70
  6. Step 6: Final answer
    x = 199,349,690.85

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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.