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Finding the Third Proportional to 179,746,568 and 387,180,556

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Solution

The third proportional to 179,746,568 and 387,180,556 is: 834,000,807.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,746,568 : 387,180,556 = 387,180,556 : x
  2. Step 2: Convert to fraction form
    179,746,568/387,180,556 = 387,180,556/x
  3. Step 3: Cross multiply
    179,746,568x = 387,180,556 × 387,180,556
  4. Step 4: Simplify right side
    179,746,568x = 149,908,782,944,469,120
  5. Step 5: Solve for x
    x = 149,908,782,944,469,120/179,746,568
  6. Step 6: Final answer
    x = 834,000,807.98

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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.