Home / 708,608,469.70-1,062,912,704.55-611,673,631.30

Finding the Fourth Proportional to 708,608,469.70, 1,062,912,704.55 and 611,673,631.30

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Solution

The fourth proportional to 708,608,469.70, 1,062,912,704.55 and 611,673,631.30 is: 917,510,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,608,469.70 : 1,062,912,704.55 = 611,673,631.30 : x
  2. Step 2: Convert to fraction form
    708,608,469.70/1,062,912,704.55 = 611,673,631.30/x
  3. Step 3: Cross multiply
    708,608,469.70x = 1,062,912,704.55 × 611,673,631.30
  4. Step 4: Simplify right side
    708,608,469.70x = 650,155,673,747,002,496
  5. Step 5: Solve for x
    x = 650,155,673,747,002,496/708,608,469.70
  6. Step 6: Final answer
    x = 917,510,446.95

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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.