Home / 276,804,551.90-415,206,827.85-161,729,860.70

Finding the Fourth Proportional to 276,804,551.90, 415,206,827.85 and 161,729,860.70

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Solution

The fourth proportional to 276,804,551.90, 415,206,827.85 and 161,729,860.70 is: 242,594,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,804,551.90 : 415,206,827.85 = 161,729,860.70 : x
  2. Step 2: Convert to fraction form
    276,804,551.90/415,206,827.85 = 161,729,860.70/x
  3. Step 3: Cross multiply
    276,804,551.90x = 415,206,827.85 × 161,729,860.70
  4. Step 4: Simplify right side
    276,804,551.90x = 67,151,342,429,869,376
  5. Step 5: Solve for x
    x = 67,151,342,429,869,376/276,804,551.90
  6. Step 6: Final answer
    x = 242,594,791.05

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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.