Home / 3,289,809,986.31-4,934,874,426.36-1,078,824,107.55

Finding the Fourth Proportional to 3,289,809,986.31, 4,934,874,426.36 and 1,078,824,107.55

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Solution

The fourth proportional to 3,289,809,986.31, 4,934,874,426.36 and 1,078,824,107.55 is: 1,618,288,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,809,986.31 : 4,934,874,426.36 = 1,078,824,107.55 : x
  2. Step 2: Convert to fraction form
    3,289,809,986.31/4,934,874,426.36 = 1,078,824,107.55/x
  3. Step 3: Cross multiply
    3,289,809,986.31x = 4,934,874,426.36 × 1,078,824,107.55
  4. Step 4: Simplify right side
    3,289,809,986.31x = 5,323,861,498,889,144,320
  5. Step 5: Solve for x
    x = 5,323,861,498,889,144,320/3,289,809,986.31
  6. Step 6: Final answer
    x = 1,618,288,448.59

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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.