Home / 69,577,836.70-104,366,755.05-65,609,743.90

Finding the Fourth Proportional to 69,577,836.70, 104,366,755.05 and 65,609,743.90

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Solution

The fourth proportional to 69,577,836.70, 104,366,755.05 and 65,609,743.90 is: 98,414,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,577,836.70 : 104,366,755.05 = 65,609,743.90 : x
  2. Step 2: Convert to fraction form
    69,577,836.70/104,366,755.05 = 65,609,743.90/x
  3. Step 3: Cross multiply
    69,577,836.70x = 104,366,755.05 × 65,609,743.90
  4. Step 4: Simplify right side
    69,577,836.70x = 6,847,476,070,504,531
  5. Step 5: Solve for x
    x = 6,847,476,070,504,531/69,577,836.70
  6. Step 6: Final answer
    x = 98,414,615.85

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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.