Home / 188,519,273.40-282,141,180.90-165,561,022.20

Finding the Fourth Proportional to 188,519,273.40, 282,141,180.90 and 165,561,022.20

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Solution

The fourth proportional to 188,519,273.40, 282,141,180.90 and 165,561,022.20 is: 247,781,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,519,273.40 : 282,141,180.90 = 165,561,022.20 : x
  2. Step 2: Convert to fraction form
    188,519,273.40/282,141,180.90 = 165,561,022.20/x
  3. Step 3: Cross multiply
    188,519,273.40x = 282,141,180.90 × 165,561,022.20
  4. Step 4: Simplify right side
    188,519,273.40x = 46,711,582,314,519,112
  5. Step 5: Solve for x
    x = 46,711,582,314,519,112/188,519,273.40
  6. Step 6: Final answer
    x = 247,781,468.03

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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.