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Finding the Third Proportional to 55,881,156 and 122,150,832

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Solution

The third proportional to 55,881,156 and 122,150,832 is: 267,009,969.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881,156 : 122,150,832 = 122,150,832 : x
  2. Step 2: Convert to fraction form
    55,881,156/122,150,832 = 122,150,832/x
  3. Step 3: Cross multiply
    55,881,156x = 122,150,832 × 122,150,832
  4. Step 4: Simplify right side
    55,881,156x = 14,920,825,758,292,224
  5. Step 5: Solve for x
    x = 14,920,825,758,292,224/55,881,156
  6. Step 6: Final answer
    x = 267,009,969.48

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.