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Finding the Third Proportional to 69,788,593 and 115,909,983

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Solution

The third proportional to 69,788,593 and 115,909,983 is: 192,511,749.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,788,593 : 115,909,983 = 115,909,983 : x
  2. Step 2: Convert to fraction form
    69,788,593/115,909,983 = 115,909,983/x
  3. Step 3: Cross multiply
    69,788,593x = 115,909,983 × 115,909,983
  4. Step 4: Simplify right side
    69,788,593x = 13,435,124,159,060,288
  5. Step 5: Solve for x
    x = 13,435,124,159,060,288/69,788,593
  6. Step 6: Final answer
    x = 192,511,749.87

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.