Home / 3,998,457,107.55-5,997,685,661.33-1,932,214,499.55

Finding the Fourth Proportional to 3,998,457,107.55, 5,997,685,661.33 and 1,932,214,499.55

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Solution

The fourth proportional to 3,998,457,107.55, 5,997,685,661.33 and 1,932,214,499.55 is: 2,898,321,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,457,107.55 : 5,997,685,661.33 = 1,932,214,499.55 : x
  2. Step 2: Convert to fraction form
    3,998,457,107.55/5,997,685,661.33 = 1,932,214,499.55/x
  3. Step 3: Cross multiply
    3,998,457,107.55x = 5,997,685,661.33 × 1,932,214,499.55
  4. Step 4: Simplify right side
    3,998,457,107.55x = 11,588,815,198,555,295,744
  5. Step 5: Solve for x
    x = 11,588,815,198,555,295,744/3,998,457,107.55
  6. Step 6: Final answer
    x = 2,898,321,749.33

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Double scale
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1.5x scale

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.