Home / 6,978,351,787-10,467,618,855.84-2,320,225,751.32

Finding the Fourth Proportional to 6,978,351,787, 10,467,618,855.84 and 2,320,225,751.32

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Solution

The fourth proportional to 6,978,351,787, 10,467,618,855.84 and 2,320,225,751.32 is: 3,480,368,941.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,351,787 : 10,467,618,855.84 = 2,320,225,751.32 : x
  2. Step 2: Convert to fraction form
    6,978,351,787/10,467,618,855.84 = 2,320,225,751.32/x
  3. Step 3: Cross multiply
    6,978,351,787x = 10,467,618,855.84 × 2,320,225,751.32
  4. Step 4: Simplify right side
    6,978,351,787x = 24,287,238,824,322,764,800
  5. Step 5: Solve for x
    x = 24,287,238,824,322,764,800/6,978,351,787
  6. Step 6: Final answer
    x = 3,480,368,941.78

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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.