Home / 404,578,915,825.34-606,669,790,218.70-200,135,890,171.70

Finding the Fourth Proportional to 404,578,915,825.34, 606,669,790,218.70 and 200,135,890,171.70

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Solution

The fourth proportional to 404,578,915,825.34, 606,669,790,218.70 and 200,135,890,171.70 is: 300,105,600,555.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,578,915,825.34 : 606,669,790,218.70 = 200,135,890,171.70 : x
  2. Step 2: Convert to fraction form
    404,578,915,825.34/606,669,790,218.70 = 200,135,890,171.70/x
  3. Step 3: Cross multiply
    404,578,915,825.34x = 606,669,790,218.70 × 200,135,890,171.70
  4. Step 4: Simplify right side
    404,578,915,825.34x = 121,416,398,505,698,027,110,400
  5. Step 5: Solve for x
    x = 121,416,398,505,698,027,110,400/404,578,915,825.34
  6. Step 6: Final answer
    x = 300,105,600,555.11

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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.