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Finding the Third Proportional to 71,487,367 and 110,466,211

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Solution

The third proportional to 71,487,367 and 110,466,211 is: 170,698,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,487,367 : 110,466,211 = 110,466,211 : x
  2. Step 2: Convert to fraction form
    71,487,367/110,466,211 = 110,466,211/x
  3. Step 3: Cross multiply
    71,487,367x = 110,466,211 × 110,466,211
  4. Step 4: Simplify right side
    71,487,367x = 12,202,783,772,696,520
  5. Step 5: Solve for x
    x = 12,202,783,772,696,520/71,487,367
  6. Step 6: Final answer
    x = 170,698,464.43

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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.