Home / 396,984,557.95-595,505,278.46-105,850,155.67

Finding the Fourth Proportional to 396,984,557.95, 595,505,278.46 and 105,850,155.67

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Solution

The fourth proportional to 396,984,557.95, 595,505,278.46 and 105,850,155.67 is: 158,782,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,984,557.95 : 595,505,278.46 = 105,850,155.67 : x
  2. Step 2: Convert to fraction form
    396,984,557.95/595,505,278.46 = 105,850,155.67/x
  3. Step 3: Cross multiply
    396,984,557.95x = 595,505,278.46 × 105,850,155.67
  4. Step 4: Simplify right side
    396,984,557.95x = 63,034,326,426,073,560
  5. Step 5: Solve for x
    x = 63,034,326,426,073,560/396,984,557.95
  6. Step 6: Final answer
    x = 158,782,817.02

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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.