Home / 188,449,799.67-260,056,994.31-104,816,131.25

Finding the Fourth Proportional to 188,449,799.67, 260,056,994.31 and 104,816,131.25

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Solution

The fourth proportional to 188,449,799.67, 260,056,994.31 and 104,816,131.25 is: 144,644,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,449,799.67 : 260,056,994.31 = 104,816,131.25 : x
  2. Step 2: Convert to fraction form
    188,449,799.67/260,056,994.31 = 104,816,131.25/x
  3. Step 3: Cross multiply
    188,449,799.67x = 260,056,994.31 × 104,816,131.25
  4. Step 4: Simplify right side
    188,449,799.67x = 27,258,168,046,777,180
  5. Step 5: Solve for x
    x = 27,258,168,046,777,180/188,449,799.67
  6. Step 6: Final answer
    x = 144,644,186.91

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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.