Home / 165,397,456.37-228,244,318.08-91,057,274.75

Finding the Fourth Proportional to 165,397,456.37, 228,244,318.08 and 91,057,274.75

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Solution

The fourth proportional to 165,397,456.37, 228,244,318.08 and 91,057,274.75 is: 125,656,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,397,456.37 : 228,244,318.08 = 91,057,274.75 : x
  2. Step 2: Convert to fraction form
    165,397,456.37/228,244,318.08 = 91,057,274.75/x
  3. Step 3: Cross multiply
    165,397,456.37x = 228,244,318.08 × 91,057,274.75
  4. Step 4: Simplify right side
    165,397,456.37x = 20,783,305,581,536,952
  5. Step 5: Solve for x
    x = 20,783,305,581,536,952/165,397,456.37
  6. Step 6: Final answer
    x = 125,656,742.48

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1.5x scale

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.