Home / 1,206,104,907.20-1,809,157,360.80-1,083,660,900.80

Finding the Fourth Proportional to 1,206,104,907.20, 1,809,157,360.80 and 1,083,660,900.80

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Solution

The fourth proportional to 1,206,104,907.20, 1,809,157,360.80 and 1,083,660,900.80 is: 1,625,491,351.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,104,907.20 : 1,809,157,360.80 = 1,083,660,900.80 : x
  2. Step 2: Convert to fraction form
    1,206,104,907.20/1,809,157,360.80 = 1,083,660,900.80/x
  3. Step 3: Cross multiply
    1,206,104,907.20x = 1,809,157,360.80 × 1,083,660,900.80
  4. Step 4: Simplify right side
    1,206,104,907.20x = 1,960,513,095,293,478,400
  5. Step 5: Solve for x
    x = 1,960,513,095,293,478,400/1,206,104,907.20
  6. Step 6: Final answer
    x = 1,625,491,351.20

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Double scale
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1.5x scale

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.