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Finding the Third Proportional to 279,311,664 and 606,969,879

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Solution

The third proportional to 279,311,664 and 606,969,879 is: 1,319,001,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,311,664 : 606,969,879 = 606,969,879 : x
  2. Step 2: Convert to fraction form
    279,311,664/606,969,879 = 606,969,879/x
  3. Step 3: Cross multiply
    279,311,664x = 606,969,879 × 606,969,879
  4. Step 4: Simplify right side
    279,311,664x = 368,412,434,013,274,624
  5. Step 5: Solve for x
    x = 368,412,434,013,274,624/279,311,664
  6. Step 6: Final answer
    x = 1,319,001,250.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.