Home / 80,672,891.02-121,067,628.26-32,122,764.95

Finding the Fourth Proportional to 80,672,891.02, 121,067,628.26 and 32,122,764.95

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Solution

The fourth proportional to 80,672,891.02, 121,067,628.26 and 32,122,764.95 is: 48,207,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,672,891.02 : 121,067,628.26 = 32,122,764.95 : x
  2. Step 2: Convert to fraction form
    80,672,891.02/121,067,628.26 = 32,122,764.95/x
  3. Step 3: Cross multiply
    80,672,891.02x = 121,067,628.26 × 32,122,764.95
  4. Step 4: Simplify right side
    80,672,891.02x = 3,889,026,964,884,005.50
  5. Step 5: Solve for x
    x = 3,889,026,964,884,005.50/80,672,891.02
  6. Step 6: Final answer
    x = 48,207,358.33

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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.