Home / 158,902,083.60-238,505,340.60-82,280,101.20

Finding the Fourth Proportional to 158,902,083.60, 238,505,340.60 and 82,280,101.20

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Solution

The fourth proportional to 158,902,083.60, 238,505,340.60 and 82,280,101.20 is: 123,498,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,902,083.60 : 238,505,340.60 = 82,280,101.20 : x
  2. Step 2: Convert to fraction form
    158,902,083.60/238,505,340.60 = 82,280,101.20/x
  3. Step 3: Cross multiply
    158,902,083.60x = 238,505,340.60 × 82,280,101.20
  4. Step 4: Simplify right side
    158,902,083.60x = 19,624,243,561,308,468
  5. Step 5: Solve for x
    x = 19,624,243,561,308,468/158,902,083.60
  6. Step 6: Final answer
    x = 123,498,969.41

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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.