Home / 396,984,561.89-595,505,284.36-105,850,159.61

Finding the Fourth Proportional to 396,984,561.89, 595,505,284.36 and 105,850,159.61

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Solution

The fourth proportional to 396,984,561.89, 595,505,284.36 and 105,850,159.61 is: 158,782,822.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,984,561.89 : 595,505,284.36 = 105,850,159.61 : x
  2. Step 2: Convert to fraction form
    396,984,561.89/595,505,284.36 = 105,850,159.61/x
  3. Step 3: Cross multiply
    396,984,561.89x = 595,505,284.36 × 105,850,159.61
  4. Step 4: Simplify right side
    396,984,561.89x = 63,034,329,394,860,176
  5. Step 5: Solve for x
    x = 63,034,329,394,860,176/396,984,561.89
  6. Step 6: Final answer
    x = 158,782,822.93

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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.