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Finding the Third Proportional to 167,859,820 and 361,228,804

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Solution

The third proportional to 167,859,820 and 361,228,804 is: 777,352,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,859,820 : 361,228,804 = 361,228,804 : x
  2. Step 2: Convert to fraction form
    167,859,820/361,228,804 = 361,228,804/x
  3. Step 3: Cross multiply
    167,859,820x = 361,228,804 × 361,228,804
  4. Step 4: Simplify right side
    167,859,820x = 130,486,248,839,270,416
  5. Step 5: Solve for x
    x = 130,486,248,839,270,416/167,859,820
  6. Step 6: Final answer
    x = 777,352,488.76

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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.