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Finding the Third Proportional to 168,277,778 and 251,489,196

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Solution

The third proportional to 168,277,778 and 251,489,196 is: 375,847,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,277,778 : 251,489,196 = 251,489,196 : x
  2. Step 2: Convert to fraction form
    168,277,778/251,489,196 = 251,489,196/x
  3. Step 3: Cross multiply
    168,277,778x = 251,489,196 × 251,489,196
  4. Step 4: Simplify right side
    168,277,778x = 63,246,815,704,726,416
  5. Step 5: Solve for x
    x = 63,246,815,704,726,416/168,277,778
  6. Step 6: Final answer
    x = 375,847,699.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.