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Finding the Third Proportional to 63,999,249 and 140,455,452

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Solution

The third proportional to 63,999,249 and 140,455,452 is: 308,249,460.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,999,249 : 140,455,452 = 140,455,452 : x
  2. Step 2: Convert to fraction form
    63,999,249/140,455,452 = 140,455,452/x
  3. Step 3: Cross multiply
    63,999,249x = 140,455,452 × 140,455,452
  4. Step 4: Simplify right side
    63,999,249x = 19,727,733,996,524,304
  5. Step 5: Solve for x
    x = 19,727,733,996,524,304/63,999,249
  6. Step 6: Final answer
    x = 308,249,460.81

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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.