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Finding the Third Proportional to 79,219,932 and 170,153,717

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Solution

The third proportional to 79,219,932 and 170,153,717 is: 365,467,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,219,932 : 170,153,717 = 170,153,717 : x
  2. Step 2: Convert to fraction form
    79,219,932/170,153,717 = 170,153,717/x
  3. Step 3: Cross multiply
    79,219,932x = 170,153,717 × 170,153,717
  4. Step 4: Simplify right side
    79,219,932x = 28,952,287,408,916,088
  5. Step 5: Solve for x
    x = 28,952,287,408,916,088/79,219,932
  6. Step 6: Final answer
    x = 365,467,208.54

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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.