Home / 20,410,082,919.98-28,167,591,110.16-11,256,401,987.00

Finding the Fourth Proportional to 20,410,082,919.98, 28,167,591,110.16 and 11,256,401,987.00

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Solution

The fourth proportional to 20,410,082,919.98, 28,167,591,110.16 and 11,256,401,987.00 is: 15,534,759,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,410,082,919.98 : 28,167,591,110.16 = 11,256,401,987.00 : x
  2. Step 2: Convert to fraction form
    20,410,082,919.98/28,167,591,110.16 = 11,256,401,987.00/x
  3. Step 3: Cross multiply
    20,410,082,919.98x = 28,167,591,110.16 × 11,256,401,987.00
  4. Step 4: Simplify right side
    20,410,082,919.98x = 317,065,728,541,267,722,240
  5. Step 5: Solve for x
    x = 317,065,728,541,267,722,240/20,410,082,919.98
  6. Step 6: Final answer
    x = 15,534,759,451.22

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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.