Home / 148,504,764.39-204,932,415.74-81,523,711.95

Finding the Fourth Proportional to 148,504,764.39, 204,932,415.74 and 81,523,711.95

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Solution

The fourth proportional to 148,504,764.39, 204,932,415.74 and 81,523,711.95 is: 112,500,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,504,764.39 : 204,932,415.74 = 81,523,711.95 : x
  2. Step 2: Convert to fraction form
    148,504,764.39/204,932,415.74 = 81,523,711.95/x
  3. Step 3: Cross multiply
    148,504,764.39x = 204,932,415.74 × 81,523,711.95
  4. Step 4: Simplify right side
    148,504,764.39x = 16,706,851,229,597,790
  5. Step 5: Solve for x
    x = 16,706,851,229,597,790/148,504,764.39
  6. Step 6: Final answer
    x = 112,500,439.28

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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.