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Finding the Third Proportional to 25,299,858 and 55,475,268

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Solution

The third proportional to 25,299,858 and 55,475,268 is: 121,641,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299,858 : 55,475,268 = 55,475,268 : x
  2. Step 2: Convert to fraction form
    25,299,858/55,475,268 = 55,475,268/x
  3. Step 3: Cross multiply
    25,299,858x = 55,475,268 × 55,475,268
  4. Step 4: Simplify right side
    25,299,858x = 3,077,505,359,671,824
  5. Step 5: Solve for x
    x = 3,077,505,359,671,824/25,299,858
  6. Step 6: Final answer
    x = 121,641,210.78

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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.