Home / 1,098,135,784.74-1,647,202,286.06-280,248,104.10

Finding the Fourth Proportional to 1,098,135,784.74, 1,647,202,286.06 and 280,248,104.10

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Solution

The fourth proportional to 1,098,135,784.74, 1,647,202,286.06 and 280,248,104.10 is: 420,371,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,135,784.74 : 1,647,202,286.06 = 280,248,104.10 : x
  2. Step 2: Convert to fraction form
    1,098,135,784.74/1,647,202,286.06 = 280,248,104.10/x
  3. Step 3: Cross multiply
    1,098,135,784.74x = 1,647,202,286.06 × 280,248,104.10
  4. Step 4: Simplify right side
    1,098,135,784.74x = 461,625,317,737,500,864
  5. Step 5: Solve for x
    x = 461,625,317,737,500,864/1,098,135,784.74
  6. Step 6: Final answer
    x = 420,371,801.15

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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.