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Finding the Third Proportional to 92,118,969 and 196,992,520

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Solution

The third proportional to 92,118,969 and 196,992,520 is: 421,260,174.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,118,969 : 196,992,520 = 196,992,520 : x
  2. Step 2: Convert to fraction form
    92,118,969/196,992,520 = 196,992,520/x
  3. Step 3: Cross multiply
    92,118,969x = 196,992,520 × 196,992,520
  4. Step 4: Simplify right side
    92,118,969x = 38,806,052,935,950,400
  5. Step 5: Solve for x
    x = 38,806,052,935,950,400/92,118,969
  6. Step 6: Final answer
    x = 421,260,174.29

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.