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Finding the Third Proportional to 54,856,245 and 80,465,817.66

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Solution

The third proportional to 54,856,245 and 80,465,817.66 is: 118,031,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856,245 : 80,465,817.66 = 80,465,817.66 : x
  2. Step 2: Convert to fraction form
    54,856,245/80,465,817.66 = 80,465,817.66/x
  3. Step 3: Cross multiply
    54,856,245x = 80,465,817.66 × 80,465,817.66
  4. Step 4: Simplify right side
    54,856,245x = 6,474,747,811,088,874
  5. Step 5: Solve for x
    x = 6,474,747,811,088,874/54,856,245
  6. Step 6: Final answer
    x = 118,031,188.81

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.