Home / 165,684,611.52-228,645,015.84-92,344,178.88

Finding the Fourth Proportional to 165,684,611.52, 228,645,015.84 and 92,344,178.88

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Solution

The fourth proportional to 165,684,611.52, 228,645,015.84 and 92,344,178.88 is: 127,435,107.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,684,611.52 : 228,645,015.84 = 92,344,178.88 : x
  2. Step 2: Convert to fraction form
    165,684,611.52/228,645,015.84 = 92,344,178.88/x
  3. Step 3: Cross multiply
    165,684,611.52x = 228,645,015.84 × 92,344,178.88
  4. Step 4: Simplify right side
    165,684,611.52x = 21,114,036,242,749,392
  5. Step 5: Solve for x
    x = 21,114,036,242,749,392/165,684,611.52
  6. Step 6: Final answer
    x = 127,435,107.27

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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.