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Finding the Third Proportional to 278,617,354 and 600,861,982

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Solution

The third proportional to 278,617,354 and 600,861,982 is: 1,295,809,884.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,617,354 : 600,861,982 = 600,861,982 : x
  2. Step 2: Convert to fraction form
    278,617,354/600,861,982 = 600,861,982/x
  3. Step 3: Cross multiply
    278,617,354x = 600,861,982 × 600,861,982
  4. Step 4: Simplify right side
    278,617,354x = 361,035,121,412,968,320
  5. Step 5: Solve for x
    x = 361,035,121,412,968,320/278,617,354
  6. Step 6: Final answer
    x = 1,295,809,884.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.