Home / 255,022,128.54-382,407,418.44-107,442,741.60

Finding the Fourth Proportional to 255,022,128.54, 382,407,418.44 and 107,442,741.60

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Solution

The fourth proportional to 255,022,128.54, 382,407,418.44 and 107,442,741.60 is: 161,111,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,022,128.54 : 382,407,418.44 = 107,442,741.60 : x
  2. Step 2: Convert to fraction form
    255,022,128.54/382,407,418.44 = 107,442,741.60/x
  3. Step 3: Cross multiply
    255,022,128.54x = 382,407,418.44 × 107,442,741.60
  4. Step 4: Simplify right side
    255,022,128.54x = 41,086,901,445,371,992
  5. Step 5: Solve for x
    x = 41,086,901,445,371,992/255,022,128.54
  6. Step 6: Final answer
    x = 161,111,122.71

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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.