Home / 764,212,693.74-1,146,097,375.38-297,770,077.32

Finding the Fourth Proportional to 764,212,693.74, 1,146,097,375.38 and 297,770,077.32

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Solution

The fourth proportional to 764,212,693.74, 1,146,097,375.38 and 297,770,077.32 is: 446,568,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,212,693.74 : 1,146,097,375.38 = 297,770,077.32 : x
  2. Step 2: Convert to fraction form
    764,212,693.74/1,146,097,375.38 = 297,770,077.32/x
  3. Step 3: Cross multiply
    764,212,693.74x = 1,146,097,375.38 × 297,770,077.32
  4. Step 4: Simplify right side
    764,212,693.74x = 341,273,504,083,151,680
  5. Step 5: Solve for x
    x = 341,273,504,083,151,680/764,212,693.74
  6. Step 6: Final answer
    x = 446,568,745.69

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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.