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Finding the Third Proportional to 127,939,728 and 182,339,924

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Solution

The third proportional to 127,939,728 and 182,339,924 is: 259,871,178.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,939,728 : 182,339,924 = 182,339,924 : x
  2. Step 2: Convert to fraction form
    127,939,728/182,339,924 = 182,339,924/x
  3. Step 3: Cross multiply
    127,939,728x = 182,339,924 × 182,339,924
  4. Step 4: Simplify right side
    127,939,728x = 33,247,847,884,325,776
  5. Step 5: Solve for x
    x = 33,247,847,884,325,776/127,939,728
  6. Step 6: Final answer
    x = 259,871,178.44

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.