Home / 2,135,591,924.40-3,202,217,523.78-661,322,442.24

Finding the Fourth Proportional to 2,135,591,924.40, 3,202,217,523.78 and 661,322,442.24

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Solution

The fourth proportional to 2,135,591,924.40, 3,202,217,523.78 and 661,322,442.24 is: 991,621,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,591,924.40 : 3,202,217,523.78 = 661,322,442.24 : x
  2. Step 2: Convert to fraction form
    2,135,591,924.40/3,202,217,523.78 = 661,322,442.24/x
  3. Step 3: Cross multiply
    2,135,591,924.40x = 3,202,217,523.78 × 661,322,442.24
  4. Step 4: Simplify right side
    2,135,591,924.40x = 2,117,698,313,409,915,136
  5. Step 5: Solve for x
    x = 2,117,698,313,409,915,136/2,135,591,924.40
  6. Step 6: Final answer
    x = 991,621,240.56

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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.