Home / 165,235,884.15-228,024,259.20-90,894,843.93

Finding the Fourth Proportional to 165,235,884.15, 228,024,259.20 and 90,894,843.93

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Solution

The fourth proportional to 165,235,884.15, 228,024,259.20 and 90,894,843.93 is: 125,434,191.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,235,884.15 : 228,024,259.20 = 90,894,843.93 : x
  2. Step 2: Convert to fraction form
    165,235,884.15/228,024,259.20 = 90,894,843.93/x
  3. Step 3: Cross multiply
    165,235,884.15x = 228,024,259.20 × 90,894,843.93
  4. Step 4: Simplify right side
    165,235,884.15x = 20,726,229,452,237,868
  5. Step 5: Solve for x
    x = 20,726,229,452,237,868/165,235,884.15
  6. Step 6: Final answer
    x = 125,434,191.00

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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.