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Finding the Third Proportional to 45,481,272 and 92,789,520

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Solution

The third proportional to 45,481,272 and 92,789,520 is: 189,306,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,481,272 : 92,789,520 = 92,789,520 : x
  2. Step 2: Convert to fraction form
    45,481,272/92,789,520 = 92,789,520/x
  3. Step 3: Cross multiply
    45,481,272x = 92,789,520 × 92,789,520
  4. Step 4: Simplify right side
    45,481,272x = 8,609,895,021,830,400
  5. Step 5: Solve for x
    x = 8,609,895,021,830,400/45,481,272
  6. Step 6: Final answer
    x = 189,306,381.36

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.