Home / 198,099,348.30-273,377,632.14-109,993,516.38

Finding the Fourth Proportional to 198,099,348.30, 273,377,632.14 and 109,993,516.38

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Solution

The fourth proportional to 198,099,348.30, 273,377,632.14 and 109,993,516.38 is: 151,791,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,099,348.30 : 273,377,632.14 = 109,993,516.38 : x
  2. Step 2: Convert to fraction form
    198,099,348.30/273,377,632.14 = 109,993,516.38/x
  3. Step 3: Cross multiply
    198,099,348.30x = 273,377,632.14 × 109,993,516.38
  4. Step 4: Simplify right side
    198,099,348.30x = 30,069,767,058,716,700
  5. Step 5: Solve for x
    x = 30,069,767,058,716,700/198,099,348.30
  6. Step 6: Final answer
    x = 151,791,347.71

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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.