Home / 1,695,792,001.75-2,338,568,872.78-1,122,667,814.50

Finding the Fourth Proportional to 1,695,792,001.75, 2,338,568,872.78 and 1,122,667,814.50

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Solution

The fourth proportional to 1,695,792,001.75, 2,338,568,872.78 and 1,122,667,814.50 is: 1,548,206,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,792,001.75 : 2,338,568,872.78 = 1,122,667,814.50 : x
  2. Step 2: Convert to fraction form
    1,695,792,001.75/2,338,568,872.78 = 1,122,667,814.50/x
  3. Step 3: Cross multiply
    1,695,792,001.75x = 2,338,568,872.78 × 1,122,667,814.50
  4. Step 4: Simplify right side
    1,695,792,001.75x = 2,625,436,005,458,535,424
  5. Step 5: Solve for x
    x = 2,625,436,005,458,535,424/1,695,792,001.75
  6. Step 6: Final answer
    x = 1,548,206,385.42

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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.