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Finding the Third Proportional to 101,080,939 and 156,384,211.50

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Solution

The third proportional to 101,080,939 and 156,384,211.50 is: 241,944,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,080,939 : 156,384,211.50 = 156,384,211.50 : x
  2. Step 2: Convert to fraction form
    101,080,939/156,384,211.50 = 156,384,211.50/x
  3. Step 3: Cross multiply
    101,080,939x = 156,384,211.50 × 156,384,211.50
  4. Step 4: Simplify right side
    101,080,939x = 24,456,021,606,476,732
  5. Step 5: Solve for x
    x = 24,456,021,606,476,732/101,080,939
  6. Step 6: Final answer
    x = 241,944,938.86

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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.