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Finding the Third Proportional to 87,799,333 and 189,083,951

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Solution

The third proportional to 87,799,333 and 189,083,951 is: 407,209,705.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,799,333 : 189,083,951 = 189,083,951 : x
  2. Step 2: Convert to fraction form
    87,799,333/189,083,951 = 189,083,951/x
  3. Step 3: Cross multiply
    87,799,333x = 189,083,951 × 189,083,951
  4. Step 4: Simplify right side
    87,799,333x = 35,752,740,525,770,400
  5. Step 5: Solve for x
    x = 35,752,740,525,770,400/87,799,333
  6. Step 6: Final answer
    x = 407,209,705.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.