Home / 203,942,892,326.26-281,442,066,387.62-111,245,766,907.10

Finding the Fourth Proportional to 203,942,892,326.26, 281,442,066,387.62 and 111,245,766,907.10

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Solution

The fourth proportional to 203,942,892,326.26, 281,442,066,387.62 and 111,245,766,907.10 is: 153,519,635,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,326.26 : 281,442,066,387.62 = 111,245,766,907.10 : x
  2. Step 2: Convert to fraction form
    203,942,892,326.26/281,442,066,387.62 = 111,245,766,907.10/x
  3. Step 3: Cross multiply
    203,942,892,326.26x = 281,442,066,387.62 × 111,245,766,907.10
  4. Step 4: Simplify right side
    203,942,892,326.26x = 31,309,238,515,209,737,338,880
  5. Step 5: Solve for x
    x = 31,309,238,515,209,737,338,880/203,942,892,326.26
  6. Step 6: Final answer
    x = 153,519,635,610.16

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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.