Home / 205,160,284.62-307,797,959.61-82,424,788.38

Finding the Fourth Proportional to 205,160,284.62, 307,797,959.61 and 82,424,788.38

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Solution

The fourth proportional to 205,160,284.62, 307,797,959.61 and 82,424,788.38 is: 123,660,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,160,284.62 : 307,797,959.61 = 82,424,788.38 : x
  2. Step 2: Convert to fraction form
    205,160,284.62/307,797,959.61 = 82,424,788.38/x
  3. Step 3: Cross multiply
    205,160,284.62x = 307,797,959.61 × 82,424,788.38
  4. Step 4: Simplify right side
    205,160,284.62x = 25,370,181,684,650,036
  5. Step 5: Solve for x
    x = 25,370,181,684,650,036/205,160,284.62
  6. Step 6: Final answer
    x = 123,660,296.79

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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.