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Finding the Third Proportional to 123,364,186.88 and 270,939,189.38

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Solution

The third proportional to 123,364,186.88 and 270,939,189.38 is: 595,051,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,364,186.88 : 270,939,189.38 = 270,939,189.38 : x
  2. Step 2: Convert to fraction form
    123,364,186.88/270,939,189.38 = 270,939,189.38/x
  3. Step 3: Cross multiply
    123,364,186.88x = 270,939,189.38 × 270,939,189.38
  4. Step 4: Simplify right side
    123,364,186.88x = 73,408,044,339,182,112
  5. Step 5: Solve for x
    x = 73,408,044,339,182,112/123,364,186.88
  6. Step 6: Final answer
    x = 595,051,499.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.