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Finding the Third Proportional to 39,485,939 and 88,045,819

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Solution

The third proportional to 39,485,939 and 88,045,819 is: 196,324,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485,939 : 88,045,819 = 88,045,819 : x
  2. Step 2: Convert to fraction form
    39,485,939/88,045,819 = 88,045,819/x
  3. Step 3: Cross multiply
    39,485,939x = 88,045,819 × 88,045,819
  4. Step 4: Simplify right side
    39,485,939x = 7,752,066,243,380,761
  5. Step 5: Solve for x
    x = 7,752,066,243,380,761/39,485,939
  6. Step 6: Final answer
    x = 196,324,728.24

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.