Home / 68,116,016.26-102,085,308.87-27,679,226.50

Finding the Fourth Proportional to 68,116,016.26, 102,085,308.87 and 27,679,226.50

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Solution

The fourth proportional to 68,116,016.26, 102,085,308.87 and 27,679,226.50 is: 41,482,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,116,016.26 : 102,085,308.87 = 27,679,226.50 : x
  2. Step 2: Convert to fraction form
    68,116,016.26/102,085,308.87 = 27,679,226.50/x
  3. Step 3: Cross multiply
    68,116,016.26x = 102,085,308.87 × 27,679,226.50
  4. Step 4: Simplify right side
    68,116,016.26x = 2,825,642,386,535,189
  5. Step 5: Solve for x
    x = 2,825,642,386,535,189/68,116,016.26
  6. Step 6: Final answer
    x = 41,482,789.83

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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.