Home / 84,485,456.82-116,576,613.09-49,209,067.62

Finding the Fourth Proportional to 84,485,456.82, 116,576,613.09 and 49,209,067.62

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Solution

The fourth proportional to 84,485,456.82, 116,576,613.09 and 49,209,067.62 is: 67,900,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,485,456.82 : 116,576,613.09 = 49,209,067.62 : x
  2. Step 2: Convert to fraction form
    84,485,456.82/116,576,613.09 = 49,209,067.62/x
  3. Step 3: Cross multiply
    84,485,456.82x = 116,576,613.09 × 49,209,067.62
  4. Step 4: Simplify right side
    84,485,456.82x = 5,736,626,436,456,387
  5. Step 5: Solve for x
    x = 5,736,626,436,456,387/84,485,456.82
  6. Step 6: Final answer
    x = 67,900,756.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.