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Finding the Third Proportional to 57,486,027 and 122,497,521

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Solution

The third proportional to 57,486,027 and 122,497,521 is: 261,031,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,486,027 : 122,497,521 = 122,497,521 : x
  2. Step 2: Convert to fraction form
    57,486,027/122,497,521 = 122,497,521/x
  3. Step 3: Cross multiply
    57,486,027x = 122,497,521 × 122,497,521
  4. Step 4: Simplify right side
    57,486,027x = 15,005,642,651,145,440
  5. Step 5: Solve for x
    x = 15,005,642,651,145,440/57,486,027
  6. Step 6: Final answer
    x = 261,031,131.12

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.