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Finding the Third Proportional to 64,987,670 and 100,952,274

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Solution

The third proportional to 64,987,670 and 100,952,274 is: 156,819,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,987,670 : 100,952,274 = 100,952,274 : x
  2. Step 2: Convert to fraction form
    64,987,670/100,952,274 = 100,952,274/x
  3. Step 3: Cross multiply
    64,987,670x = 100,952,274 × 100,952,274
  4. Step 4: Simplify right side
    64,987,670x = 10,191,361,625,771,076
  5. Step 5: Solve for x
    x = 10,191,361,625,771,076/64,987,670
  6. Step 6: Final answer
    x = 156,819,926.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.