Home / 84,081,103.82-126,178,245.56-29,494,205.90

Finding the Fourth Proportional to 84,081,103.82, 126,178,245.56 and 29,494,205.90

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Solution

The fourth proportional to 84,081,103.82, 126,178,245.56 and 29,494,205.90 is: 44,261,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,081,103.82 : 126,178,245.56 = 29,494,205.90 : x
  2. Step 2: Convert to fraction form
    84,081,103.82/126,178,245.56 = 29,494,205.90/x
  3. Step 3: Cross multiply
    84,081,103.82x = 126,178,245.56 × 29,494,205.90
  4. Step 4: Simplify right side
    84,081,103.82x = 3,721,527,154,090,245
  5. Step 5: Solve for x
    x = 3,721,527,154,090,245/84,081,103.82
  6. Step 6: Final answer
    x = 44,261,159.59

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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.