Home / 203,942,892,326.36-281,442,066,387.72-111,245,766,907.18

Finding the Fourth Proportional to 203,942,892,326.36, 281,442,066,387.72 and 111,245,766,907.18

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Solution

The fourth proportional to 203,942,892,326.36, 281,442,066,387.72 and 111,245,766,907.18 is: 153,519,635,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,326.36 : 281,442,066,387.72 = 111,245,766,907.18 : x
  2. Step 2: Convert to fraction form
    203,942,892,326.36/281,442,066,387.72 = 111,245,766,907.18/x
  3. Step 3: Cross multiply
    203,942,892,326.36x = 281,442,066,387.72 × 111,245,766,907.18
  4. Step 4: Simplify right side
    203,942,892,326.36x = 31,309,238,515,243,371,462,656
  5. Step 5: Solve for x
    x = 31,309,238,515,243,371,462,656/203,942,892,326.36
  6. Step 6: Final answer
    x = 153,519,635,610.25

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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.