Home / 203,005,427.94-280,139,989.02-110,183,942.88

Finding the Fourth Proportional to 203,005,427.94, 280,139,989.02 and 110,183,942.88

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Solution

The fourth proportional to 203,005,427.94, 280,139,989.02 and 110,183,942.88 is: 152,049,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,005,427.94 : 280,139,989.02 = 110,183,942.88 : x
  2. Step 2: Convert to fraction form
    203,005,427.94/280,139,989.02 = 110,183,942.88/x
  3. Step 3: Cross multiply
    203,005,427.94x = 280,139,989.02 × 110,183,942.88
  4. Step 4: Simplify right side
    203,005,427.94x = 30,866,928,548,583,504
  5. Step 5: Solve for x
    x = 30,866,928,548,583,504/203,005,427.94
  6. Step 6: Final answer
    x = 152,049,769.61

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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.