Home / 199,245,798.15-298,868,697.23-165,233,574.15

Finding the Fourth Proportional to 199,245,798.15, 298,868,697.23 and 165,233,574.15

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Solution

The fourth proportional to 199,245,798.15, 298,868,697.23 and 165,233,574.15 is: 247,850,361.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,245,798.15 : 298,868,697.23 = 165,233,574.15 : x
  2. Step 2: Convert to fraction form
    199,245,798.15/298,868,697.23 = 165,233,574.15/x
  3. Step 3: Cross multiply
    199,245,798.15x = 298,868,697.23 × 165,233,574.15
  4. Step 4: Simplify right side
    199,245,798.15x = 49,383,143,044,040,944
  5. Step 5: Solve for x
    x = 49,383,143,044,040,944/199,245,798.15
  6. Step 6: Final answer
    x = 247,850,361.23

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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.