Home / 108,865,270.80-163,297,906.20-100,551,171.60

Finding the Fourth Proportional to 108,865,270.80, 163,297,906.20 and 100,551,171.60

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Solution

The fourth proportional to 108,865,270.80, 163,297,906.20 and 100,551,171.60 is: 150,826,757.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,865,270.80 : 163,297,906.20 = 100,551,171.60 : x
  2. Step 2: Convert to fraction form
    108,865,270.80/163,297,906.20 = 100,551,171.60/x
  3. Step 3: Cross multiply
    108,865,270.80x = 163,297,906.20 × 100,551,171.60
  4. Step 4: Simplify right side
    108,865,270.80x = 16,419,795,788,236,902
  5. Step 5: Solve for x
    x = 16,419,795,788,236,902/108,865,270.80
  6. Step 6: Final answer
    x = 150,826,757.40

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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.