Home / 80,059,418.22-120,105,506.31-27,530,267.53

Finding the Fourth Proportional to 80,059,418.22, 120,105,506.31 and 27,530,267.53

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Solution

The fourth proportional to 80,059,418.22, 120,105,506.31 and 27,530,267.53 is: 41,301,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,059,418.22 : 120,105,506.31 = 27,530,267.53 : x
  2. Step 2: Convert to fraction form
    80,059,418.22/120,105,506.31 = 27,530,267.53/x
  3. Step 3: Cross multiply
    80,059,418.22x = 120,105,506.31 × 27,530,267.53
  4. Step 4: Simplify right side
    80,059,418.22x = 3,306,536,720,362,099
  5. Step 5: Solve for x
    x = 3,306,536,720,362,099/80,059,418.22
  6. Step 6: Final answer
    x = 41,301,033.58

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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.