Home / 80,851,857.60-121,277,786.40-32,352,945.60

Finding the Fourth Proportional to 80,851,857.60, 121,277,786.40 and 32,352,945.60

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Solution

The fourth proportional to 80,851,857.60, 121,277,786.40 and 32,352,945.60 is: 48,529,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,857.60 : 121,277,786.40 = 32,352,945.60 : x
  2. Step 2: Convert to fraction form
    80,851,857.60/121,277,786.40 = 32,352,945.60/x
  3. Step 3: Cross multiply
    80,851,857.60x = 121,277,786.40 × 32,352,945.60
  4. Step 4: Simplify right side
    80,851,857.60x = 3,923,693,625,887,620
  5. Step 5: Solve for x
    x = 3,923,693,625,887,620/80,851,857.60
  6. Step 6: Final answer
    x = 48,529,418.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.