Home / 161,084,961.03-222,290,078.61-94,110,129.76

Finding the Fourth Proportional to 161,084,961.03, 222,290,078.61 and 94,110,129.76

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Solution

The fourth proportional to 161,084,961.03, 222,290,078.61 and 94,110,129.76 is: 129,867,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,084,961.03 : 222,290,078.61 = 94,110,129.76 : x
  2. Step 2: Convert to fraction form
    161,084,961.03/222,290,078.61 = 94,110,129.76/x
  3. Step 3: Cross multiply
    161,084,961.03x = 222,290,078.61 × 94,110,129.76
  4. Step 4: Simplify right side
    161,084,961.03x = 20,919,748,142,347,704
  5. Step 5: Solve for x
    x = 20,919,748,142,347,704/161,084,961.03
  6. Step 6: Final answer
    x = 129,867,791.56

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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.