Home / 1,040,061,231.60-1,560,322,794.60-349,949,007.60

Finding the Fourth Proportional to 1,040,061,231.60, 1,560,322,794.60 and 349,949,007.60

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Solution

The fourth proportional to 1,040,061,231.60, 1,560,322,794.60 and 349,949,007.60 is: 525,001,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,061,231.60 : 1,560,322,794.60 = 349,949,007.60 : x
  2. Step 2: Convert to fraction form
    1,040,061,231.60/1,560,322,794.60 = 349,949,007.60/x
  3. Step 3: Cross multiply
    1,040,061,231.60x = 1,560,322,794.60 × 349,949,007.60
  4. Step 4: Simplify right side
    1,040,061,231.60x = 546,033,413,505,928,640
  5. Step 5: Solve for x
    x = 546,033,413,505,928,640/1,040,061,231.60
  6. Step 6: Final answer
    x = 525,001,218.12

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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.