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Finding the Third Proportional to 253,582,242 and 387,915,093

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Solution

The third proportional to 253,582,242 and 387,915,093 is: 593,409,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,582,242 : 387,915,093 = 387,915,093 : x
  2. Step 2: Convert to fraction form
    253,582,242/387,915,093 = 387,915,093/x
  3. Step 3: Cross multiply
    253,582,242x = 387,915,093 × 387,915,093
  4. Step 4: Simplify right side
    253,582,242x = 150,478,119,377,198,656
  5. Step 5: Solve for x
    x = 150,478,119,377,198,656/253,582,242
  6. Step 6: Final answer
    x = 593,409,531.32

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.