Home / 396,984,565.64-595,505,290.01-105,850,163.36

Finding the Fourth Proportional to 396,984,565.64, 595,505,290.01 and 105,850,163.36

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Solution

The fourth proportional to 396,984,565.64, 595,505,290.01 and 105,850,163.36 is: 158,782,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,984,565.64 : 595,505,290.01 = 105,850,163.36 : x
  2. Step 2: Convert to fraction form
    396,984,565.64/595,505,290.01 = 105,850,163.36/x
  3. Step 3: Cross multiply
    396,984,565.64x = 595,505,290.01 × 105,850,163.36
  4. Step 4: Simplify right side
    396,984,565.64x = 63,034,332,225,795,904
  5. Step 5: Solve for x
    x = 63,034,332,225,795,904/396,984,565.64
  6. Step 6: Final answer
    x = 158,782,828.56

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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.