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Finding the Third Proportional to 64,015,437 and 140,173,098

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Solution

The third proportional to 64,015,437 and 140,173,098 is: 306,933,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,015,437 : 140,173,098 = 140,173,098 : x
  2. Step 2: Convert to fraction form
    64,015,437/140,173,098 = 140,173,098/x
  3. Step 3: Cross multiply
    64,015,437x = 140,173,098 × 140,173,098
  4. Step 4: Simplify right side
    64,015,437x = 19,648,497,402,917,604
  5. Step 5: Solve for x
    x = 19,648,497,402,917,604/64,015,437
  6. Step 6: Final answer
    x = 306,933,738.54

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.