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Finding the Third Proportional to 67,588,653 and 138,760,380.75

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Solution

The third proportional to 67,588,653 and 138,760,380.75 is: 284,876,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,588,653 : 138,760,380.75 = 138,760,380.75 : x
  2. Step 2: Convert to fraction form
    67,588,653/138,760,380.75 = 138,760,380.75/x
  3. Step 3: Cross multiply
    67,588,653x = 138,760,380.75 × 138,760,380.75
  4. Step 4: Simplify right side
    67,588,653x = 19,254,443,265,884,972
  5. Step 5: Solve for x
    x = 19,254,443,265,884,972/67,588,653
  6. Step 6: Final answer
    x = 284,876,860.41

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.