Home / 179,968,620.96-270,383,594.40-115,398,933.12

Finding the Fourth Proportional to 179,968,620.96, 270,383,594.40 and 115,398,933.12

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Solution

The fourth proportional to 179,968,620.96, 270,383,594.40 and 115,398,933.12 is: 173,374,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,968,620.96 : 270,383,594.40 = 115,398,933.12 : x
  2. Step 2: Convert to fraction form
    179,968,620.96/270,383,594.40 = 115,398,933.12/x
  3. Step 3: Cross multiply
    179,968,620.96x = 270,383,594.40 × 115,398,933.12
  4. Step 4: Simplify right side
    179,968,620.96x = 31,201,978,326,910,804
  5. Step 5: Solve for x
    x = 31,201,978,326,910,804/179,968,620.96
  6. Step 6: Final answer
    x = 173,374,548.08

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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.