Home / 165,378,984-228,222,997.92-92,057,447.04

Finding the Fourth Proportional to 165,378,984, 228,222,997.92 and 92,057,447.04

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Solution

The fourth proportional to 165,378,984, 228,222,997.92 and 92,057,447.04 is: 127,039,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,378,984 : 228,222,997.92 = 92,057,447.04 : x
  2. Step 2: Convert to fraction form
    165,378,984/228,222,997.92 = 92,057,447.04/x
  3. Step 3: Cross multiply
    165,378,984x = 228,222,997.92 × 92,057,447.04
  4. Step 4: Simplify right side
    165,378,984x = 21,009,626,544,330,432
  5. Step 5: Solve for x
    x = 21,009,626,544,330,432/165,378,984
  6. Step 6: Final answer
    x = 127,039,276.92

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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.