Home / 1,098,145,563.74-1,647,217,023.66-280,257,952.22

Finding the Fourth Proportional to 1,098,145,563.74, 1,647,217,023.66 and 280,257,952.22

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Solution

The fourth proportional to 1,098,145,563.74, 1,647,217,023.66 and 280,257,952.22 is: 420,386,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,145,563.74 : 1,647,217,023.66 = 280,257,952.22 : x
  2. Step 2: Convert to fraction form
    1,098,145,563.74/1,647,217,023.66 = 280,257,952.22/x
  3. Step 3: Cross multiply
    1,098,145,563.74x = 1,647,217,023.66 × 280,257,952.22
  4. Step 4: Simplify right side
    1,098,145,563.74x = 461,645,669,912,874,944
  5. Step 5: Solve for x
    x = 461,645,669,912,874,944/1,098,145,563.74
  6. Step 6: Final answer
    x = 420,386,590.95

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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.