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Finding the Third Proportional to 26,479,904 and 57,139,978

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Solution

The third proportional to 26,479,904 and 57,139,978 is: 123,300,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479,904 : 57,139,978 = 57,139,978 : x
  2. Step 2: Convert to fraction form
    26,479,904/57,139,978 = 57,139,978/x
  3. Step 3: Cross multiply
    26,479,904x = 57,139,978 × 57,139,978
  4. Step 4: Simplify right side
    26,479,904x = 3,264,977,085,840,484
  5. Step 5: Solve for x
    x = 3,264,977,085,840,484/26,479,904
  6. Step 6: Final answer
    x = 123,300,185.90

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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.