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Finding the Third Proportional to 79,853,836 and 163,491,608

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Solution

The third proportional to 79,853,836 and 163,491,608 is: 334,730,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,853,836 : 163,491,608 = 163,491,608 : x
  2. Step 2: Convert to fraction form
    79,853,836/163,491,608 = 163,491,608/x
  3. Step 3: Cross multiply
    79,853,836x = 163,491,608 × 163,491,608
  4. Step 4: Simplify right side
    79,853,836x = 26,729,505,886,425,664
  5. Step 5: Solve for x
    x = 26,729,505,886,425,664/79,853,836
  6. Step 6: Final answer
    x = 334,730,392.74

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.