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Finding the Third Proportional to 55,641,162 and 120,544,258

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Solution

The third proportional to 55,641,162 and 120,544,258 is: 261,154,109.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,641,162 : 120,544,258 = 120,544,258 : x
  2. Step 2: Convert to fraction form
    55,641,162/120,544,258 = 120,544,258/x
  3. Step 3: Cross multiply
    55,641,162x = 120,544,258 × 120,544,258
  4. Step 4: Simplify right side
    55,641,162x = 14,530,918,136,770,564
  5. Step 5: Solve for x
    x = 14,530,918,136,770,564/55,641,162
  6. Step 6: Final answer
    x = 261,154,109.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.