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Finding the Third Proportional to 63,975,774 and 138,145,800

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Solution

The third proportional to 63,975,774 and 138,145,800 is: 298,304,512.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,975,774 : 138,145,800 = 138,145,800 : x
  2. Step 2: Convert to fraction form
    63,975,774/138,145,800 = 138,145,800/x
  3. Step 3: Cross multiply
    63,975,774x = 138,145,800 × 138,145,800
  4. Step 4: Simplify right side
    63,975,774x = 19,084,262,057,640,000
  5. Step 5: Solve for x
    x = 19,084,262,057,640,000/63,975,774
  6. Step 6: Final answer
    x = 298,304,512.23

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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.