Home / 18,538,168,782.41-27,807,253,173.41-5,451,965,598.41

Finding the Fourth Proportional to 18,538,168,782.41, 27,807,253,173.41 and 5,451,965,598.41

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Solution

The fourth proportional to 18,538,168,782.41, 27,807,253,173.41 and 5,451,965,598.41 is: 8,177,948,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,168,782.41 : 27,807,253,173.41 = 5,451,965,598.41 : x
  2. Step 2: Convert to fraction form
    18,538,168,782.41/27,807,253,173.41 = 5,451,965,598.41/x
  3. Step 3: Cross multiply
    18,538,168,782.41x = 27,807,253,173.41 × 5,451,965,598.41
  4. Step 4: Simplify right side
    18,538,168,782.41x = 151,604,187,687,542,325,248
  5. Step 5: Solve for x
    x = 151,604,187,687,542,325,248/18,538,168,782.41
  6. Step 6: Final answer
    x = 8,177,948,397.55

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Half scale
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Double scale
Find fourth proportional to 18,538,168,783.41, 27,807,253,174.91 and 5,451,965,599.41
Similar ratio
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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.