Home / 1,920,534,447.33-2,650,340,226.65-1,040,468,151.33

Finding the Fourth Proportional to 1,920,534,447.33, 2,650,340,226.65 and 1,040,468,151.33

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Solution

The fourth proportional to 1,920,534,447.33, 2,650,340,226.65 and 1,040,468,151.33 is: 1,435,847,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,534,447.33 : 2,650,340,226.65 = 1,040,468,151.33 : x
  2. Step 2: Convert to fraction form
    1,920,534,447.33/2,650,340,226.65 = 1,040,468,151.33/x
  3. Step 3: Cross multiply
    1,920,534,447.33x = 2,650,340,226.65 × 1,040,468,151.33
  4. Step 4: Simplify right side
    1,920,534,447.33x = 2,757,594,596,012,856,320
  5. Step 5: Solve for x
    x = 2,757,594,596,012,856,320/1,920,534,447.33
  6. Step 6: Final answer
    x = 1,435,847,505.81

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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.