Home / 165,621,959.68-228,548,977.48-91,282,295.04

Finding the Fourth Proportional to 165,621,959.68, 228,548,977.48 and 91,282,295.04

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Solution

The fourth proportional to 165,621,959.68, 228,548,977.48 and 91,282,295.04 is: 125,964,426.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,621,959.68 : 228,548,977.48 = 91,282,295.04 : x
  2. Step 2: Convert to fraction form
    165,621,959.68/228,548,977.48 = 91,282,295.04/x
  3. Step 3: Cross multiply
    165,621,959.68x = 228,548,977.48 × 91,282,295.04
  4. Step 4: Simplify right side
    165,621,959.68x = 20,862,475,193,419,676
  5. Step 5: Solve for x
    x = 20,862,475,193,419,676/165,621,959.68
  6. Step 6: Final answer
    x = 125,964,426.66

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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.