Home / 2,126,431,850.72-3,189,634,391.64-1,144,321,009.52

Finding the Fourth Proportional to 2,126,431,850.72, 3,189,634,391.64 and 1,144,321,009.52

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Solution

The fourth proportional to 2,126,431,850.72, 3,189,634,391.64 and 1,144,321,009.52 is: 1,716,474,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,431,850.72 : 3,189,634,391.64 = 1,144,321,009.52 : x
  2. Step 2: Convert to fraction form
    2,126,431,850.72/3,189,634,391.64 = 1,144,321,009.52/x
  3. Step 3: Cross multiply
    2,126,431,850.72x = 3,189,634,391.64 × 1,144,321,009.52
  4. Step 4: Simplify right side
    2,126,431,850.72x = 3,649,965,647,041,195,520
  5. Step 5: Solve for x
    x = 3,649,965,647,041,195,520/2,126,431,850.72
  6. Step 6: Final answer
    x = 1,716,474,311.56

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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.