Home / 165,049,896.69-227,773,980.72-90,709,104.60

Finding the Fourth Proportional to 165,049,896.69, 227,773,980.72 and 90,709,104.60

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Solution

The fourth proportional to 165,049,896.69, 227,773,980.72 and 90,709,104.60 is: 125,181,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,049,896.69 : 227,773,980.72 = 90,709,104.60 : x
  2. Step 2: Convert to fraction form
    165,049,896.69/227,773,980.72 = 90,709,104.60/x
  3. Step 3: Cross multiply
    165,049,896.69x = 227,773,980.72 × 90,709,104.60
  4. Step 4: Simplify right side
    165,049,896.69x = 20,661,173,842,288,860
  5. Step 5: Solve for x
    x = 20,661,173,842,288,860/165,049,896.69
  6. Step 6: Final answer
    x = 125,181,380.04

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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.