Home / 18,620,353,560.80-27,944,135,230.80-13,110,373,272.80

Finding the Fourth Proportional to 18,620,353,560.80, 27,944,135,230.80 and 13,110,373,272.80

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Solution

The fourth proportional to 18,620,353,560.80, 27,944,135,230.80 and 13,110,373,272.80 is: 19,675,138,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,620,353,560.80 : 27,944,135,230.80 = 13,110,373,272.80 : x
  2. Step 2: Convert to fraction form
    18,620,353,560.80/27,944,135,230.80 = 13,110,373,272.80/x
  3. Step 3: Cross multiply
    18,620,353,560.80x = 27,944,135,230.80 × 13,110,373,272.80
  4. Step 4: Simplify right side
    18,620,353,560.80x = 366,358,043,661,389,135,872
  5. Step 5: Solve for x
    x = 366,358,043,661,389,135,872/18,620,353,560.80
  6. Step 6: Final answer
    x = 19,675,138,952.93

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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.