Home / 2,747,491,636.89-3,790,511,329.59-1,617,770,966.64

Finding the Fourth Proportional to 2,747,491,636.89, 3,790,511,329.59 and 1,617,770,966.64

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Solution

The fourth proportional to 2,747,491,636.89, 3,790,511,329.59 and 1,617,770,966.64 is: 2,231,919,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,491,636.89 : 3,790,511,329.59 = 1,617,770,966.64 : x
  2. Step 2: Convert to fraction form
    2,747,491,636.89/3,790,511,329.59 = 1,617,770,966.64/x
  3. Step 3: Cross multiply
    2,747,491,636.89x = 3,790,511,329.59 × 1,617,770,966.64
  4. Step 4: Simplify right side
    2,747,491,636.89x = 6,132,179,177,730,686,976
  5. Step 5: Solve for x
    x = 6,132,179,177,730,686,976/2,747,491,636.89
  6. Step 6: Final answer
    x = 2,231,919,142.32

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1.5x scale

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.