Home / 195,287,054.80-292,505,429.40-118,476,115.60

Finding the Fourth Proportional to 195,287,054.80, 292,505,429.40 and 118,476,115.60

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Solution

The fourth proportional to 195,287,054.80, 292,505,429.40 and 118,476,115.60 is: 177,456,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,287,054.80 : 292,505,429.40 = 118,476,115.60 : x
  2. Step 2: Convert to fraction form
    195,287,054.80/292,505,429.40 = 118,476,115.60/x
  3. Step 3: Cross multiply
    195,287,054.80x = 292,505,429.40 × 118,476,115.60
  4. Step 4: Simplify right side
    195,287,054.80x = 34,654,907,067,222,036
  5. Step 5: Solve for x
    x = 34,654,907,067,222,036/195,287,054.80
  6. Step 6: Final answer
    x = 177,456,243.08

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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.