Home / 379,243,062.60-568,633,646.70-148,936,216.20

Finding the Fourth Proportional to 379,243,062.60, 568,633,646.70 and 148,936,216.20

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Solution

The fourth proportional to 379,243,062.60, 568,633,646.70 and 148,936,216.20 is: 223,313,626.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,243,062.60 : 568,633,646.70 = 148,936,216.20 : x
  2. Step 2: Convert to fraction form
    379,243,062.60/568,633,646.70 = 148,936,216.20/x
  3. Step 3: Cross multiply
    379,243,062.60x = 568,633,646.70 × 148,936,216.20
  4. Step 4: Simplify right side
    379,243,062.60x = 84,690,143,743,505,616
  5. Step 5: Solve for x
    x = 84,690,143,743,505,616/379,243,062.60
  6. Step 6: Final answer
    x = 223,313,626.79

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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.