Home / 3,112,181,179.78-4,294,797,188.19-1,683,253,882.03

Finding the Fourth Proportional to 3,112,181,179.78, 4,294,797,188.19 and 1,683,253,882.03

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Solution

The fourth proportional to 3,112,181,179.78, 4,294,797,188.19 and 1,683,253,882.03 is: 2,322,883,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,181,179.78 : 4,294,797,188.19 = 1,683,253,882.03 : x
  2. Step 2: Convert to fraction form
    3,112,181,179.78/4,294,797,188.19 = 1,683,253,882.03/x
  3. Step 3: Cross multiply
    3,112,181,179.78x = 4,294,797,188.19 × 1,683,253,882.03
  4. Step 4: Simplify right side
    3,112,181,179.78x = 7,229,234,039,530,872,832
  5. Step 5: Solve for x
    x = 7,229,234,039,530,872,832/3,112,181,179.78
  6. Step 6: Final answer
    x = 2,322,883,412.61

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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.