Home / 38,768,229,993.01-53,500,157,493.35-20,946,887,499.01

Finding the Fourth Proportional to 38,768,229,993.01, 53,500,157,493.35 and 20,946,887,499.01

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Solution

The fourth proportional to 38,768,229,993.01, 53,500,157,493.35 and 20,946,887,499.01 is: 28,906,704,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,768,229,993.01 : 53,500,157,493.35 = 20,946,887,499.01 : x
  2. Step 2: Convert to fraction form
    38,768,229,993.01/53,500,157,493.35 = 20,946,887,499.01/x
  3. Step 3: Cross multiply
    38,768,229,993.01x = 53,500,157,493.35 × 20,946,887,499.01
  4. Step 4: Simplify right side
    38,768,229,993.01x = 1,120,661,780,192,691,355,648
  5. Step 5: Solve for x
    x = 1,120,661,780,192,691,355,648/38,768,229,993.01
  6. Step 6: Final answer
    x = 28,906,704,804.29

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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.