Home / 220,966,100.25-331,505,449.91-65,525,586.48

Finding the Fourth Proportional to 220,966,100.25, 331,505,449.91 and 65,525,586.48

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Solution

The fourth proportional to 220,966,100.25, 331,505,449.91 and 65,525,586.48 is: 98,305,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,966,100.25 : 331,505,449.91 = 65,525,586.48 : x
  2. Step 2: Convert to fraction form
    220,966,100.25/331,505,449.91 = 65,525,586.48/x
  3. Step 3: Cross multiply
    220,966,100.25x = 331,505,449.91 × 65,525,586.48
  4. Step 4: Simplify right side
    220,966,100.25x = 21,722,089,026,341,384
  5. Step 5: Solve for x
    x = 21,722,089,026,341,384/220,966,100.25
  6. Step 6: Final answer
    x = 98,305,074.86

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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.