Home / 3,102,972,231.24-4,282,192,110.72-1,693,366,989.18

Finding the Fourth Proportional to 3,102,972,231.24, 4,282,192,110.72 and 1,693,366,989.18

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Solution

The fourth proportional to 3,102,972,231.24, 4,282,192,110.72 and 1,693,366,989.18 is: 2,336,895,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,972,231.24 : 4,282,192,110.72 = 1,693,366,989.18 : x
  2. Step 2: Convert to fraction form
    3,102,972,231.24/4,282,192,110.72 = 1,693,366,989.18/x
  3. Step 3: Cross multiply
    3,102,972,231.24x = 4,282,192,110.72 × 1,693,366,989.18
  4. Step 4: Simplify right side
    3,102,972,231.24x = 7,251,322,761,620,275,200
  5. Step 5: Solve for x
    x = 7,251,322,761,620,275,200/3,102,972,231.24
  6. Step 6: Final answer
    x = 2,336,895,795.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.