Home / 539,939,471,745.80-809,342,262,121.80-181,667,062,644.64

Finding the Fourth Proportional to 539,939,471,745.80, 809,342,262,121.80 and 181,667,062,644.64

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Solution

The fourth proportional to 539,939,471,745.80, 809,342,262,121.80 and 181,667,062,644.64 is: 272,309,840,505.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,939,471,745.80 : 809,342,262,121.80 = 181,667,062,644.64 : x
  2. Step 2: Convert to fraction form
    539,939,471,745.80/809,342,262,121.80 = 181,667,062,644.64/x
  3. Step 3: Cross multiply
    539,939,471,745.80x = 809,342,262,121.80 × 181,667,062,644.64
  4. Step 4: Simplify right side
    539,939,471,745.80x = 147,030,831,433,835,704,483,840
  5. Step 5: Solve for x
    x = 147,030,831,433,835,704,483,840/539,939,471,745.80
  6. Step 6: Final answer
    x = 272,309,840,505.71

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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.