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Finding the Third Proportional to 67,600,656 and 145,977,408

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Solution

The third proportional to 67,600,656 and 145,977,408 is: 315,224,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,600,656 : 145,977,408 = 145,977,408 : x
  2. Step 2: Convert to fraction form
    67,600,656/145,977,408 = 145,977,408/x
  3. Step 3: Cross multiply
    67,600,656x = 145,977,408 × 145,977,408
  4. Step 4: Simplify right side
    67,600,656x = 21,309,403,646,398,464
  5. Step 5: Solve for x
    x = 21,309,403,646,398,464/67,600,656
  6. Step 6: Final answer
    x = 315,224,805.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.