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Finding the Third Proportional to 25,157,268 and 53,902,312

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Solution

The third proportional to 25,157,268 and 53,902,312 is: 115,491,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157,268 : 53,902,312 = 53,902,312 : x
  2. Step 2: Convert to fraction form
    25,157,268/53,902,312 = 53,902,312/x
  3. Step 3: Cross multiply
    25,157,268x = 53,902,312 × 53,902,312
  4. Step 4: Simplify right side
    25,157,268x = 2,905,459,238,945,344
  5. Step 5: Solve for x
    x = 2,905,459,238,945,344/25,157,268
  6. Step 6: Final answer
    x = 115,491,842.71

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.