Home / 20,627,272,198.91-30,940,869,680.78-6,463,322,268.42

Finding the Fourth Proportional to 20,627,272,198.91, 30,940,869,680.78 and 6,463,322,268.42

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Solution

The fourth proportional to 20,627,272,198.91, 30,940,869,680.78 and 6,463,322,268.42 is: 9,694,971,302.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,627,272,198.91 : 30,940,869,680.78 = 6,463,322,268.42 : x
  2. Step 2: Convert to fraction form
    20,627,272,198.91/30,940,869,680.78 = 6,463,322,268.42/x
  3. Step 3: Cross multiply
    20,627,272,198.91x = 30,940,869,680.78 × 6,463,322,268.42
  4. Step 4: Simplify right side
    20,627,272,198.91x = 199,980,812,012,024,102,912
  5. Step 5: Solve for x
    x = 199,980,812,012,024,102,912/20,627,272,198.91
  6. Step 6: Final answer
    x = 9,694,971,302.25

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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.