Home / 1,204,863,154-1,799,181,163.68-983,972,689.72

Finding the Fourth Proportional to 1,204,863,154, 1,799,181,163.68 and 983,972,689.72

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Solution

The fourth proportional to 1,204,863,154, 1,799,181,163.68 and 983,972,689.72 is: 1,469,332,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,863,154 : 1,799,181,163.68 = 983,972,689.72 : x
  2. Step 2: Convert to fraction form
    1,204,863,154/1,799,181,163.68 = 983,972,689.72/x
  3. Step 3: Cross multiply
    1,204,863,154x = 1,799,181,163.68 × 983,972,689.72
  4. Step 4: Simplify right side
    1,204,863,154x = 1,770,345,128,919,769,344
  5. Step 5: Solve for x
    x = 1,770,345,128,919,769,344/1,204,863,154
  6. Step 6: Final answer
    x = 1,469,332,947.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.