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Finding the Third Proportional to 79,364,649 and 161,917,824

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Solution

The third proportional to 79,364,649 and 161,917,824 is: 330,340,801.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,364,649 : 161,917,824 = 161,917,824 : x
  2. Step 2: Convert to fraction form
    79,364,649/161,917,824 = 161,917,824/x
  3. Step 3: Cross multiply
    79,364,649x = 161,917,824 × 161,917,824
  4. Step 4: Simplify right side
    79,364,649x = 26,217,381,728,894,976
  5. Step 5: Solve for x
    x = 26,217,381,728,894,976/79,364,649
  6. Step 6: Final answer
    x = 330,340,801.09

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.