Home / 2,308,678,169.89-3,185,890,520.80-1,251,383,441.65

Finding the Fourth Proportional to 2,308,678,169.89, 3,185,890,520.80 and 1,251,383,441.65

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Solution

The fourth proportional to 2,308,678,169.89, 3,185,890,520.80 and 1,251,383,441.65 is: 1,726,862,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,678,169.89 : 3,185,890,520.80 = 1,251,383,441.65 : x
  2. Step 2: Convert to fraction form
    2,308,678,169.89/3,185,890,520.80 = 1,251,383,441.65/x
  3. Step 3: Cross multiply
    2,308,678,169.89x = 3,185,890,520.80 × 1,251,383,441.65
  4. Step 4: Simplify right side
    2,308,678,169.89x = 3,986,770,644,638,815,232
  5. Step 5: Solve for x
    x = 3,986,770,644,638,815,232/2,308,678,169.89
  6. Step 6: Final answer
    x = 1,726,862,884.85

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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.