Home / 3,558,804,531.30-5,338,206,796.95-2,981,978,469.90

Finding the Fourth Proportional to 3,558,804,531.30, 5,338,206,796.95 and 2,981,978,469.90

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Solution

The fourth proportional to 3,558,804,531.30, 5,338,206,796.95 and 2,981,978,469.90 is: 4,472,967,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,804,531.30 : 5,338,206,796.95 = 2,981,978,469.90 : x
  2. Step 2: Convert to fraction form
    3,558,804,531.30/5,338,206,796.95 = 2,981,978,469.90/x
  3. Step 3: Cross multiply
    3,558,804,531.30x = 5,338,206,796.95 × 2,981,978,469.90
  4. Step 4: Simplify right side
    3,558,804,531.30x = 15,918,417,736,378,740,736
  5. Step 5: Solve for x
    x = 15,918,417,736,378,740,736/3,558,804,531.30
  6. Step 6: Final answer
    x = 4,472,967,704.85

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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.