Home / 725,351,469.09-1,088,026,538.96-227,365,565.78

Finding the Fourth Proportional to 725,351,469.09, 1,088,026,538.96 and 227,365,565.78

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Solution

The fourth proportional to 725,351,469.09, 1,088,026,538.96 and 227,365,565.78 is: 341,048,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,351,469.09 : 1,088,026,538.96 = 227,365,565.78 : x
  2. Step 2: Convert to fraction form
    725,351,469.09/1,088,026,538.96 = 227,365,565.78/x
  3. Step 3: Cross multiply
    725,351,469.09x = 1,088,026,538.96 × 227,365,565.78
  4. Step 4: Simplify right side
    725,351,469.09x = 247,379,769,614,295,616
  5. Step 5: Solve for x
    x = 247,379,769,614,295,616/725,351,469.09
  6. Step 6: Final answer
    x = 341,048,140.32

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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.