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Finding the Third Proportional to 134,902,424 and 290,265,280

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Solution

The third proportional to 134,902,424 and 290,265,280 is: 624,554,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,902,424 : 290,265,280 = 290,265,280 : x
  2. Step 2: Convert to fraction form
    134,902,424/290,265,280 = 290,265,280/x
  3. Step 3: Cross multiply
    134,902,424x = 290,265,280 × 290,265,280
  4. Step 4: Simplify right side
    134,902,424x = 84,253,932,773,478,400
  5. Step 5: Solve for x
    x = 84,253,932,773,478,400/134,902,424
  6. Step 6: Final answer
    x = 624,554,624.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.