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Finding the Third Proportional to 36,486,676.50 and 79,324,239

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Solution

The third proportional to 36,486,676.50 and 79,324,239 is: 172,455,687.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486,676.50 : 79,324,239 = 79,324,239 : x
  2. Step 2: Convert to fraction form
    36,486,676.50/79,324,239 = 79,324,239/x
  3. Step 3: Cross multiply
    36,486,676.50x = 79,324,239 × 79,324,239
  4. Step 4: Simplify right side
    36,486,676.50x = 6,292,334,892,929,121
  5. Step 5: Solve for x
    x = 6,292,334,892,929,121/36,486,676.50
  6. Step 6: Final answer
    x = 172,455,687.84

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.