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Finding the Third Proportional to 43,801,718 and 68,178,190

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Solution

The third proportional to 43,801,718 and 68,178,190 is: 106,120,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,801,718 : 68,178,190 = 68,178,190 : x
  2. Step 2: Convert to fraction form
    43,801,718/68,178,190 = 68,178,190/x
  3. Step 3: Cross multiply
    43,801,718x = 68,178,190 × 68,178,190
  4. Step 4: Simplify right side
    43,801,718x = 4,648,265,591,676,100
  5. Step 5: Solve for x
    x = 4,648,265,591,676,100/43,801,718
  6. Step 6: Final answer
    x = 106,120,622.75

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.