Home / 108,732,645.88-163,017,503.86-65,591,793.16

Finding the Fourth Proportional to 108,732,645.88, 163,017,503.86 and 65,591,793.16

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Solution

The fourth proportional to 108,732,645.88, 163,017,503.86 and 65,591,793.16 is: 98,338,546.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,732,645.88 : 163,017,503.86 = 65,591,793.16 : x
  2. Step 2: Convert to fraction form
    108,732,645.88/163,017,503.86 = 65,591,793.16/x
  3. Step 3: Cross multiply
    108,732,645.88x = 163,017,503.86 × 65,591,793.16
  4. Step 4: Simplify right side
    108,732,645.88x = 10,692,610,394,644,622
  5. Step 5: Solve for x
    x = 10,692,610,394,644,622/108,732,645.88
  6. Step 6: Final answer
    x = 98,338,546.88

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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.