Home / 1,119,752,042.20-1,679,628,063.30-629,976,016.60

Finding the Fourth Proportional to 1,119,752,042.20, 1,679,628,063.30 and 629,976,016.60

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Solution

The fourth proportional to 1,119,752,042.20, 1,679,628,063.30 and 629,976,016.60 is: 944,964,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,752,042.20 : 1,679,628,063.30 = 629,976,016.60 : x
  2. Step 2: Convert to fraction form
    1,119,752,042.20/1,679,628,063.30 = 629,976,016.60/x
  3. Step 3: Cross multiply
    1,119,752,042.20x = 1,679,628,063.30 × 629,976,016.60
  4. Step 4: Simplify right side
    1,119,752,042.20x = 1,058,125,396,687,306,624
  5. Step 5: Solve for x
    x = 1,058,125,396,687,306,624/1,119,752,042.20
  6. Step 6: Final answer
    x = 944,964,024.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.