Home / 263,896,005.40-395,844,008.10-223,081,336.60

Finding the Fourth Proportional to 263,896,005.40, 395,844,008.10 and 223,081,336.60

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Solution

The fourth proportional to 263,896,005.40, 395,844,008.10 and 223,081,336.60 is: 334,622,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,896,005.40 : 395,844,008.10 = 223,081,336.60 : x
  2. Step 2: Convert to fraction form
    263,896,005.40/395,844,008.10 = 223,081,336.60/x
  3. Step 3: Cross multiply
    263,896,005.40x = 395,844,008.10 × 223,081,336.60
  4. Step 4: Simplify right side
    263,896,005.40x = 88,305,410,412,049,232
  5. Step 5: Solve for x
    x = 88,305,410,412,049,232/263,896,005.40
  6. Step 6: Final answer
    x = 334,622,004.90

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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.