Home / 13,783,718,633.58-20,680,788,729.24-5,395,619,078.82

Finding the Fourth Proportional to 13,783,718,633.58, 20,680,788,729.24 and 5,395,619,078.82

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Solution

The fourth proportional to 13,783,718,633.58, 20,680,788,729.24 and 5,395,619,078.82 is: 8,095,468,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,718,633.58 : 20,680,788,729.24 = 5,395,619,078.82 : x
  2. Step 2: Convert to fraction form
    13,783,718,633.58/20,680,788,729.24 = 5,395,619,078.82/x
  3. Step 3: Cross multiply
    13,783,718,633.58x = 20,680,788,729.24 × 5,395,619,078.82
  4. Step 4: Simplify right side
    13,783,718,633.58x = 111,585,658,232,532,975,616
  5. Step 5: Solve for x
    x = 111,585,658,232,532,975,616/13,783,718,633.58
  6. Step 6: Final answer
    x = 8,095,468,370.97

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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.