Home / 120,560,042.22-166,352,691.44-71,010,282.20

Finding the Fourth Proportional to 120,560,042.22, 166,352,691.44 and 71,010,282.20

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Solution

The fourth proportional to 120,560,042.22, 166,352,691.44 and 71,010,282.20 is: 97,982,311.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,560,042.22 : 166,352,691.44 = 71,010,282.20 : x
  2. Step 2: Convert to fraction form
    120,560,042.22/166,352,691.44 = 71,010,282.20/x
  3. Step 3: Cross multiply
    120,560,042.22x = 166,352,691.44 × 71,010,282.20
  4. Step 4: Simplify right side
    120,560,042.22x = 11,812,751,563,883,924
  5. Step 5: Solve for x
    x = 11,812,751,563,883,924/120,560,042.22
  6. Step 6: Final answer
    x = 97,982,311.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.