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Finding the Third Proportional to 89,850,187 and 131,405,679

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Solution

The third proportional to 89,850,187 and 131,405,679 is: 192,180,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,850,187 : 131,405,679 = 131,405,679 : x
  2. Step 2: Convert to fraction form
    89,850,187/131,405,679 = 131,405,679/x
  3. Step 3: Cross multiply
    89,850,187x = 131,405,679 × 131,405,679
  4. Step 4: Simplify right side
    89,850,187x = 17,267,452,473,451,040
  5. Step 5: Solve for x
    x = 17,267,452,473,451,040/89,850,187
  6. Step 6: Final answer
    x = 192,180,484.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.