Home / 199,053,160.40-298,579,740.60-165,040,936.40

Finding the Fourth Proportional to 199,053,160.40, 298,579,740.60 and 165,040,936.40

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Solution

The fourth proportional to 199,053,160.40, 298,579,740.60 and 165,040,936.40 is: 247,561,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,053,160.40 : 298,579,740.60 = 165,040,936.40 : x
  2. Step 2: Convert to fraction form
    199,053,160.40/298,579,740.60 = 165,040,936.40/x
  3. Step 3: Cross multiply
    199,053,160.40x = 298,579,740.60 × 165,040,936.40
  4. Step 4: Simplify right side
    199,053,160.40x = 49,277,879,978,693,104
  5. Step 5: Solve for x
    x = 49,277,879,978,693,104/199,053,160.40
  6. Step 6: Final answer
    x = 247,561,404.60

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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.