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Finding the Third Proportional to 176,939,524 and 387,891,272

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Solution

The third proportional to 176,939,524 and 387,891,272 is: 850,344,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,939,524 : 387,891,272 = 387,891,272 : x
  2. Step 2: Convert to fraction form
    176,939,524/387,891,272 = 387,891,272/x
  3. Step 3: Cross multiply
    176,939,524x = 387,891,272 × 387,891,272
  4. Step 4: Simplify right side
    176,939,524x = 150,459,638,893,777,984
  5. Step 5: Solve for x
    x = 150,459,638,893,777,984/176,939,524
  6. Step 6: Final answer
    x = 850,344,996.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.