Home / 122,493,731.20-183,740,596.80-54,336,422.95

Finding the Fourth Proportional to 122,493,731.20, 183,740,596.80 and 54,336,422.95

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Solution

The fourth proportional to 122,493,731.20, 183,740,596.80 and 54,336,422.95 is: 81,504,634.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,493,731.20 : 183,740,596.80 = 54,336,422.95 : x
  2. Step 2: Convert to fraction form
    122,493,731.20/183,740,596.80 = 54,336,422.95/x
  3. Step 3: Cross multiply
    122,493,731.20x = 183,740,596.80 × 54,336,422.95
  4. Step 4: Simplify right side
    122,493,731.20x = 9,983,806,780,810,218
  5. Step 5: Solve for x
    x = 9,983,806,780,810,218/122,493,731.20
  6. Step 6: Final answer
    x = 81,504,634.43

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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.