Home / 276,804,534.15-415,206,801.23-161,729,842.95

Finding the Fourth Proportional to 276,804,534.15, 415,206,801.23 and 161,729,842.95

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Solution

The fourth proportional to 276,804,534.15, 415,206,801.23 and 161,729,842.95 is: 242,594,764.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,804,534.15 : 415,206,801.23 = 161,729,842.95 : x
  2. Step 2: Convert to fraction form
    276,804,534.15/415,206,801.23 = 161,729,842.95/x
  3. Step 3: Cross multiply
    276,804,534.15x = 415,206,801.23 × 161,729,842.95
  4. Step 4: Simplify right side
    276,804,534.15x = 67,151,330,753,891,120
  5. Step 5: Solve for x
    x = 67,151,330,753,891,120/276,804,534.15
  6. Step 6: Final answer
    x = 242,594,764.43

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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.