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Finding the Third Proportional to 118,649,622 and 259,920,843

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Solution

The third proportional to 118,649,622 and 259,920,843 is: 569,397,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,649,622 : 259,920,843 = 259,920,843 : x
  2. Step 2: Convert to fraction form
    118,649,622/259,920,843 = 259,920,843/x
  3. Step 3: Cross multiply
    118,649,622x = 259,920,843 × 259,920,843
  4. Step 4: Simplify right side
    118,649,622x = 67,558,844,625,830,648
  5. Step 5: Solve for x
    x = 67,558,844,625,830,648/118,649,622
  6. Step 6: Final answer
    x = 569,397,891.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.