Home / 1,479,465,750.20-2,040,888,686.40-914,770,121.22

Finding the Fourth Proportional to 1,479,465,750.20, 2,040,888,686.40 and 914,770,121.22

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Solution

The fourth proportional to 1,479,465,750.20, 2,040,888,686.40 and 914,770,121.22 is: 1,261,904,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,465,750.20 : 2,040,888,686.40 = 914,770,121.22 : x
  2. Step 2: Convert to fraction form
    1,479,465,750.20/2,040,888,686.40 = 914,770,121.22/x
  3. Step 3: Cross multiply
    1,479,465,750.20x = 2,040,888,686.40 × 914,770,121.22
  4. Step 4: Simplify right side
    1,479,465,750.20x = 1,866,943,991,054,654,720
  5. Step 5: Solve for x
    x = 1,866,943,991,054,654,720/1,479,465,750.20
  6. Step 6: Final answer
    x = 1,261,904,164.26

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1.5x scale

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.