Home / 108,804,727.70-163,207,091.55-74,367,350.90

Finding the Fourth Proportional to 108,804,727.70, 163,207,091.55 and 74,367,350.90

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Solution

The fourth proportional to 108,804,727.70, 163,207,091.55 and 74,367,350.90 is: 111,551,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,804,727.70 : 163,207,091.55 = 74,367,350.90 : x
  2. Step 2: Convert to fraction form
    108,804,727.70/163,207,091.55 = 74,367,350.90/x
  3. Step 3: Cross multiply
    108,804,727.70x = 163,207,091.55 × 74,367,350.90
  4. Step 4: Simplify right side
    108,804,727.70x = 12,137,279,046,667,276
  5. Step 5: Solve for x
    x = 12,137,279,046,667,276/108,804,727.70
  6. Step 6: Final answer
    x = 111,551,026.35

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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.