Home / 135,015,292.45-186,321,997.94-73,135,630.41

Finding the Fourth Proportional to 135,015,292.45, 186,321,997.94 and 73,135,630.41

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Solution

The fourth proportional to 135,015,292.45, 186,321,997.94 and 73,135,630.41 is: 100,927,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,015,292.45 : 186,321,997.94 = 73,135,630.41 : x
  2. Step 2: Convert to fraction form
    135,015,292.45/186,321,997.94 = 73,135,630.41/x
  3. Step 3: Cross multiply
    135,015,292.45x = 186,321,997.94 × 73,135,630.41
  4. Step 4: Simplify right side
    135,015,292.45x = 13,626,776,778,592,620
  5. Step 5: Solve for x
    x = 13,626,776,778,592,620/135,015,292.45
  6. Step 6: Final answer
    x = 100,927,654.43

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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.