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Finding the Third Proportional to 43,272,945 and 61,876,035

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Solution

The third proportional to 43,272,945 and 61,876,035 is: 88,476,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,272,945 : 61,876,035 = 61,876,035 : x
  2. Step 2: Convert to fraction form
    43,272,945/61,876,035 = 61,876,035/x
  3. Step 3: Cross multiply
    43,272,945x = 61,876,035 × 61,876,035
  4. Step 4: Simplify right side
    43,272,945x = 3,828,643,707,321,225
  5. Step 5: Solve for x
    x = 3,828,643,707,321,225/43,272,945
  6. Step 6: Final answer
    x = 88,476,615.29

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.