Home / 2,179,099,218.74-3,268,627,287.77-998,344,774.31

Finding the Fourth Proportional to 2,179,099,218.74, 3,268,627,287.77 and 998,344,774.31

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Solution

The fourth proportional to 2,179,099,218.74, 3,268,627,287.77 and 998,344,774.31 is: 1,497,507,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,099,218.74 : 3,268,627,287.77 = 998,344,774.31 : x
  2. Step 2: Convert to fraction form
    2,179,099,218.74/3,268,627,287.77 = 998,344,774.31/x
  3. Step 3: Cross multiply
    2,179,099,218.74x = 3,268,627,287.77 × 998,344,774.31
  4. Step 4: Simplify right side
    2,179,099,218.74x = 3,263,216,971,890,912,768
  5. Step 5: Solve for x
    x = 3,263,216,971,890,912,768/2,179,099,218.74
  6. Step 6: Final answer
    x = 1,497,507,292.85

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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.