Home / 1,728,848,424.57-2,591,819,440.92-1,400,509,696.83

Finding the Fourth Proportional to 1,728,848,424.57, 2,591,819,440.92 and 1,400,509,696.83

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Solution

The fourth proportional to 1,728,848,424.57, 2,591,819,440.92 and 1,400,509,696.83 is: 2,099,587,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,848,424.57 : 2,591,819,440.92 = 1,400,509,696.83 : x
  2. Step 2: Convert to fraction form
    1,728,848,424.57/2,591,819,440.92 = 1,400,509,696.83/x
  3. Step 3: Cross multiply
    1,728,848,424.57x = 2,591,819,440.92 × 1,400,509,696.83
  4. Step 4: Simplify right side
    1,728,848,424.57x = 3,629,868,259,440,969,216
  5. Step 5: Solve for x
    x = 3,629,868,259,440,969,216/1,728,848,424.57
  6. Step 6: Final answer
    x = 2,099,587,336.78

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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.