Home / 255,540,220.50-352,645,504.29-145,542,168.66

Finding the Fourth Proportional to 255,540,220.50, 352,645,504.29 and 145,542,168.66

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Solution

The fourth proportional to 255,540,220.50, 352,645,504.29 and 145,542,168.66 is: 200,848,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,540,220.50 : 352,645,504.29 = 145,542,168.66 : x
  2. Step 2: Convert to fraction form
    255,540,220.50/352,645,504.29 = 145,542,168.66/x
  3. Step 3: Cross multiply
    255,540,220.50x = 352,645,504.29 × 145,542,168.66
  4. Step 4: Simplify right side
    255,540,220.50x = 51,324,791,462,565,936
  5. Step 5: Solve for x
    x = 51,324,791,462,565,936/255,540,220.50
  6. Step 6: Final answer
    x = 200,848,192.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.