Home / 161,510,388.30-222,883,202.07-88,171,530.30

Finding the Fourth Proportional to 161,510,388.30, 222,883,202.07 and 88,171,530.30

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Solution

The fourth proportional to 161,510,388.30, 222,883,202.07 and 88,171,530.30 is: 121,676,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,510,388.30 : 222,883,202.07 = 88,171,530.30 : x
  2. Step 2: Convert to fraction form
    161,510,388.30/222,883,202.07 = 88,171,530.30/x
  3. Step 3: Cross multiply
    161,510,388.30x = 222,883,202.07 × 88,171,530.30
  4. Step 4: Simplify right side
    161,510,388.30x = 19,651,953,004,676,028
  5. Step 5: Solve for x
    x = 19,651,953,004,676,028/161,510,388.30
  6. Step 6: Final answer
    x = 121,676,092.86

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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.