Home / 3,111,790,450.73-4,294,283,760.05-1,682,861,557.26

Finding the Fourth Proportional to 3,111,790,450.73, 4,294,283,760.05 and 1,682,861,557.26

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Solution

The fourth proportional to 3,111,790,450.73, 4,294,283,760.05 and 1,682,861,557.26 is: 2,322,355,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,790,450.73 : 4,294,283,760.05 = 1,682,861,557.26 : x
  2. Step 2: Convert to fraction form
    3,111,790,450.73/4,294,283,760.05 = 1,682,861,557.26/x
  3. Step 3: Cross multiply
    3,111,790,450.73x = 4,294,283,760.05 × 1,682,861,557.26
  4. Step 4: Simplify right side
    3,111,790,450.73x = 7,226,685,055,745,656,832
  5. Step 5: Solve for x
    x = 7,226,685,055,745,656,832/3,111,790,450.73
  6. Step 6: Final answer
    x = 2,322,355,945.93

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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.