Home / 3,360,419,455.80-5,040,629,183.70-906,752,422.20

Finding the Fourth Proportional to 3,360,419,455.80, 5,040,629,183.70 and 906,752,422.20

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Solution

The fourth proportional to 3,360,419,455.80, 5,040,629,183.70 and 906,752,422.20 is: 1,360,128,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,419,455.80 : 5,040,629,183.70 = 906,752,422.20 : x
  2. Step 2: Convert to fraction form
    3,360,419,455.80/5,040,629,183.70 = 906,752,422.20/x
  3. Step 3: Cross multiply
    3,360,419,455.80x = 5,040,629,183.70 × 906,752,422.20
  4. Step 4: Simplify right side
    3,360,419,455.80x = 4,570,602,721,731,983,872
  5. Step 5: Solve for x
    x = 4,570,602,721,731,983,872/3,360,419,455.80
  6. Step 6: Final answer
    x = 1,360,128,633.30

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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.