Home / 110,998,789.21-153,175,003.72-61,441,194.25

Finding the Fourth Proportional to 110,998,789.21, 153,175,003.72 and 61,441,194.25

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Solution

The fourth proportional to 110,998,789.21, 153,175,003.72 and 61,441,194.25 is: 84,787,007.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,998,789.21 : 153,175,003.72 = 61,441,194.25 : x
  2. Step 2: Convert to fraction form
    110,998,789.21/153,175,003.72 = 61,441,194.25/x
  3. Step 3: Cross multiply
    110,998,789.21x = 153,175,003.72 × 61,441,194.25
  4. Step 4: Simplify right side
    110,998,789.21x = 9,411,255,157,804,992
  5. Step 5: Solve for x
    x = 9,411,255,157,804,992/110,998,789.21
  6. Step 6: Final answer
    x = 84,787,007.36

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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.