Home / 283,538,191.50-425,379,020.85-79,066,288.62

Finding the Fourth Proportional to 283,538,191.50, 425,379,020.85 and 79,066,288.62

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Solution

The fourth proportional to 283,538,191.50, 425,379,020.85 and 79,066,288.62 is: 118,619,436.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,538,191.50 : 425,379,020.85 = 79,066,288.62 : x
  2. Step 2: Convert to fraction form
    283,538,191.50/425,379,020.85 = 79,066,288.62/x
  3. Step 3: Cross multiply
    283,538,191.50x = 425,379,020.85 × 79,066,288.62
  4. Step 4: Simplify right side
    283,538,191.50x = 33,633,140,435,419,100
  5. Step 5: Solve for x
    x = 33,633,140,435,419,100/283,538,191.50
  6. Step 6: Final answer
    x = 118,619,436.27

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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.