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Finding the Third Proportional to 79,768,167 and 173,512,494

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Solution

The third proportional to 79,768,167 and 173,512,494 is: 377,426,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,768,167 : 173,512,494 = 173,512,494 : x
  2. Step 2: Convert to fraction form
    79,768,167/173,512,494 = 173,512,494/x
  3. Step 3: Cross multiply
    79,768,167x = 173,512,494 × 173,512,494
  4. Step 4: Simplify right side
    79,768,167x = 30,106,585,574,100,036
  5. Step 5: Solve for x
    x = 30,106,585,574,100,036/79,768,167
  6. Step 6: Final answer
    x = 377,426,067.39

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.