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Finding the Third Proportional to 36,486,685 and 79,324,255

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Solution

The third proportional to 36,486,685 and 79,324,255 is: 172,455,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486,685 : 79,324,255 = 79,324,255 : x
  2. Step 2: Convert to fraction form
    36,486,685/79,324,255 = 79,324,255/x
  3. Step 3: Cross multiply
    36,486,685x = 79,324,255 × 79,324,255
  4. Step 4: Simplify right side
    36,486,685x = 6,292,337,431,305,025
  5. Step 5: Solve for x
    x = 6,292,337,431,305,025/36,486,685
  6. Step 6: Final answer
    x = 172,455,717.24

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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.