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Finding the Third Proportional to 25,157,254 and 53,902,280

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Solution

The third proportional to 25,157,254 and 53,902,280 is: 115,491,769.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157,254 : 53,902,280 = 53,902,280 : x
  2. Step 2: Convert to fraction form
    25,157,254/53,902,280 = 53,902,280/x
  3. Step 3: Cross multiply
    25,157,254x = 53,902,280 × 53,902,280
  4. Step 4: Simplify right side
    25,157,254x = 2,905,455,789,198,400
  5. Step 5: Solve for x
    x = 2,905,455,789,198,400/25,157,254
  6. Step 6: Final answer
    x = 115,491,769.86

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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.