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Finding the Third Proportional to 70,899,166 and 153,898,517

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Solution

The third proportional to 70,899,166 and 153,898,517 is: 334,062,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,899,166 : 153,898,517 = 153,898,517 : x
  2. Step 2: Convert to fraction form
    70,899,166/153,898,517 = 153,898,517/x
  3. Step 3: Cross multiply
    70,899,166x = 153,898,517 × 153,898,517
  4. Step 4: Simplify right side
    70,899,166x = 23,684,753,534,799,288
  5. Step 5: Solve for x
    x = 23,684,753,534,799,288/70,899,166
  6. Step 6: Final answer
    x = 334,062,512.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.