Home / 203,942,891,976.58-281,442,065,905.18-111,245,766,557.62

Finding the Fourth Proportional to 203,942,891,976.58, 281,442,065,905.18 and 111,245,766,557.62

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Solution

The fourth proportional to 203,942,891,976.58, 281,442,065,905.18 and 111,245,766,557.62 is: 153,519,635,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,891,976.58 : 281,442,065,905.18 = 111,245,766,557.62 : x
  2. Step 2: Convert to fraction form
    203,942,891,976.58/281,442,065,905.18 = 111,245,766,557.62/x
  3. Step 3: Cross multiply
    203,942,891,976.58x = 281,442,065,905.18 × 111,245,766,557.62
  4. Step 4: Simplify right side
    203,942,891,976.58x = 31,309,238,363,181,954,367,488
  5. Step 5: Solve for x
    x = 31,309,238,363,181,954,367,488/203,942,891,976.58
  6. Step 6: Final answer
    x = 153,519,635,127.94

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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.