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Finding the Third Proportional to 28,850,189 and 60,919,642

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Solution

The third proportional to 28,850,189 and 60,919,642 is: 128,637,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,850,189 : 60,919,642 = 60,919,642 : x
  2. Step 2: Convert to fraction form
    28,850,189/60,919,642 = 60,919,642/x
  3. Step 3: Cross multiply
    28,850,189x = 60,919,642 × 60,919,642
  4. Step 4: Simplify right side
    28,850,189x = 3,711,202,781,408,164
  5. Step 5: Solve for x
    x = 3,711,202,781,408,164/28,850,189
  6. Step 6: Final answer
    x = 128,637,035.32

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.