Home / 263,896,013.40-395,844,020.10-223,081,344.60

Finding the Fourth Proportional to 263,896,013.40, 395,844,020.10 and 223,081,344.60

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Solution

The fourth proportional to 263,896,013.40, 395,844,020.10 and 223,081,344.60 is: 334,622,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,896,013.40 : 395,844,020.10 = 223,081,344.60 : x
  2. Step 2: Convert to fraction form
    263,896,013.40/395,844,020.10 = 223,081,344.60/x
  3. Step 3: Cross multiply
    263,896,013.40x = 395,844,020.10 × 223,081,344.60
  4. Step 4: Simplify right side
    263,896,013.40x = 88,305,416,255,777,424
  5. Step 5: Solve for x
    x = 88,305,416,255,777,424/263,896,013.40
  6. Step 6: Final answer
    x = 334,622,016.90

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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.