Home / 2,175,417,645.93-3,261,790,129.31-845,895,942.63

Finding the Fourth Proportional to 2,175,417,645.93, 3,261,790,129.31 and 845,895,942.63

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Solution

The fourth proportional to 2,175,417,645.93, 3,261,790,129.31 and 845,895,942.63 is: 1,268,324,287.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,417,645.93 : 3,261,790,129.31 = 845,895,942.63 : x
  2. Step 2: Convert to fraction form
    2,175,417,645.93/3,261,790,129.31 = 845,895,942.63/x
  3. Step 3: Cross multiply
    2,175,417,645.93x = 3,261,790,129.31 × 845,895,942.63
  4. Step 4: Simplify right side
    2,175,417,645.93x = 2,759,135,036,089,682,432
  5. Step 5: Solve for x
    x = 2,759,135,036,089,682,432/2,175,417,645.93
  6. Step 6: Final answer
    x = 1,268,324,287.64

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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.