Home / 488,770,239.05-674,527,163.60-303,191,041.85

Finding the Fourth Proportional to 488,770,239.05, 674,527,163.60 and 303,191,041.85

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Solution

The fourth proportional to 488,770,239.05, 674,527,163.60 and 303,191,041.85 is: 418,418,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,770,239.05 : 674,527,163.60 = 303,191,041.85 : x
  2. Step 2: Convert to fraction form
    488,770,239.05/674,527,163.60 = 303,191,041.85/x
  3. Step 3: Cross multiply
    488,770,239.05x = 674,527,163.60 × 303,191,041.85
  4. Step 4: Simplify right side
    488,770,239.05x = 204,510,593,483,120,832
  5. Step 5: Solve for x
    x = 204,510,593,483,120,832/488,770,239.05
  6. Step 6: Final answer
    x = 418,418,670.26

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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.