Home / 147,488,945.80-221,233,418.70-132,876,286.60

Finding the Fourth Proportional to 147,488,945.80, 221,233,418.70 and 132,876,286.60

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Solution

The fourth proportional to 147,488,945.80, 221,233,418.70 and 132,876,286.60 is: 199,314,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,488,945.80 : 221,233,418.70 = 132,876,286.60 : x
  2. Step 2: Convert to fraction form
    147,488,945.80/221,233,418.70 = 132,876,286.60/x
  3. Step 3: Cross multiply
    147,488,945.80x = 221,233,418.70 × 132,876,286.60
  4. Step 4: Simplify right side
    147,488,945.80x = 29,396,675,148,678,996
  5. Step 5: Solve for x
    x = 29,396,675,148,678,996/147,488,945.80
  6. Step 6: Final answer
    x = 199,314,429.90

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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.