Home / 108,900,180.60-163,206,803.70-80,010,785.40

Finding the Fourth Proportional to 108,900,180.60, 163,206,803.70 and 80,010,785.40

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Solution

The fourth proportional to 108,900,180.60, 163,206,803.70 and 80,010,785.40 is: 119,910,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,900,180.60 : 163,206,803.70 = 80,010,785.40 : x
  2. Step 2: Convert to fraction form
    108,900,180.60/163,206,803.70 = 80,010,785.40/x
  3. Step 3: Cross multiply
    108,900,180.60x = 163,206,803.70 × 80,010,785.40
  4. Step 4: Simplify right side
    108,900,180.60x = 13,058,304,546,660,626
  5. Step 5: Solve for x
    x = 13,058,304,546,660,626/108,900,180.60
  6. Step 6: Final answer
    x = 119,910,770.35

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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.