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Finding the Third Proportional to 111,328,509 and 151,027,212

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Solution

The third proportional to 111,328,509 and 151,027,212 is: 204,882,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,328,509 : 151,027,212 = 151,027,212 : x
  2. Step 2: Convert to fraction form
    111,328,509/151,027,212 = 151,027,212/x
  3. Step 3: Cross multiply
    111,328,509x = 151,027,212 × 151,027,212
  4. Step 4: Simplify right side
    111,328,509x = 22,809,218,764,492,944
  5. Step 5: Solve for x
    x = 22,809,218,764,492,944/111,328,509
  6. Step 6: Final answer
    x = 204,882,100.46

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.