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Finding the Third Proportional to 115,274,242 and 247,023,156

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Solution

The third proportional to 115,274,242 and 247,023,156 is: 529,350,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,274,242 : 247,023,156 = 247,023,156 : x
  2. Step 2: Convert to fraction form
    115,274,242/247,023,156 = 247,023,156/x
  3. Step 3: Cross multiply
    115,274,242x = 247,023,156 × 247,023,156
  4. Step 4: Simplify right side
    115,274,242x = 61,020,439,600,200,336
  5. Step 5: Solve for x
    x = 61,020,439,600,200,336/115,274,242
  6. Step 6: Final answer
    x = 529,350,170.01

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.