Home / 298,040,328.38-447,060,607.77-134,086,617.02

Finding the Fourth Proportional to 298,040,328.38, 447,060,607.77 and 134,086,617.02

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Solution

The fourth proportional to 298,040,328.38, 447,060,607.77 and 134,086,617.02 is: 201,129,977.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,040,328.38 : 447,060,607.77 = 134,086,617.02 : x
  2. Step 2: Convert to fraction form
    298,040,328.38/447,060,607.77 = 134,086,617.02/x
  3. Step 3: Cross multiply
    298,040,328.38x = 447,060,607.77 × 134,086,617.02
  4. Step 4: Simplify right side
    298,040,328.38x = 59,944,844,498,784,424
  5. Step 5: Solve for x
    x = 59,944,844,498,784,424/298,040,328.38
  6. Step 6: Final answer
    x = 201,129,977.36

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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.