Home / 95,690,998.20-143,536,497.30-66,969,564.60

Finding the Fourth Proportional to 95,690,998.20, 143,536,497.30 and 66,969,564.60

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Solution

The fourth proportional to 95,690,998.20, 143,536,497.30 and 66,969,564.60 is: 100,454,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,690,998.20 : 143,536,497.30 = 66,969,564.60 : x
  2. Step 2: Convert to fraction form
    95,690,998.20/143,536,497.30 = 66,969,564.60/x
  3. Step 3: Cross multiply
    95,690,998.20x = 143,536,497.30 × 66,969,564.60
  4. Step 4: Simplify right side
    95,690,998.20x = 9,612,576,728,390,076
  5. Step 5: Solve for x
    x = 9,612,576,728,390,076/95,690,998.20
  6. Step 6: Final answer
    x = 100,454,346.90

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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.