Home / 1,206,113,476.70-1,809,170,215.05-1,083,669,470.30

Finding the Fourth Proportional to 1,206,113,476.70, 1,809,170,215.05 and 1,083,669,470.30

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Solution

The fourth proportional to 1,206,113,476.70, 1,809,170,215.05 and 1,083,669,470.30 is: 1,625,504,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,113,476.70 : 1,809,170,215.05 = 1,083,669,470.30 : x
  2. Step 2: Convert to fraction form
    1,206,113,476.70/1,809,170,215.05 = 1,083,669,470.30/x
  3. Step 3: Cross multiply
    1,206,113,476.70x = 1,809,170,215.05 × 1,083,669,470.30
  4. Step 4: Simplify right side
    1,206,113,476.70x = 1,960,542,528,625,770,496
  5. Step 5: Solve for x
    x = 1,960,542,528,625,770,496/1,206,113,476.70
  6. Step 6: Final answer
    x = 1,625,504,205.45

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Double scale
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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.