Home / 20,072,311,361.90-27,728,115,104.67-16,084,472,576.30

Finding the Fourth Proportional to 20,072,311,361.90, 27,728,115,104.67 and 16,084,472,576.30

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Solution

The fourth proportional to 20,072,311,361.90, 27,728,115,104.67 and 16,084,472,576.30 is: 22,219,270,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,072,311,361.90 : 27,728,115,104.67 = 16,084,472,576.30 : x
  2. Step 2: Convert to fraction form
    20,072,311,361.90/27,728,115,104.67 = 16,084,472,576.30/x
  3. Step 3: Cross multiply
    20,072,311,361.90x = 27,728,115,104.67 × 16,084,472,576.30
  4. Step 4: Simplify right side
    20,072,311,361.90x = 445,992,106,993,554,358,272
  5. Step 5: Solve for x
    x = 445,992,106,993,554,358,272/20,072,311,361.90
  6. Step 6: Final answer
    x = 22,219,270,065.73

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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.