Home / 220,223,135,728.95-330,334,795,163.18-99,070,179,709.60

Finding the Fourth Proportional to 220,223,135,728.95, 330,334,795,163.18 and 99,070,179,709.60

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Solution

The fourth proportional to 220,223,135,728.95, 330,334,795,163.18 and 99,070,179,709.60 is: 148,605,310,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,223,135,728.95 : 330,334,795,163.18 = 99,070,179,709.60 : x
  2. Step 2: Convert to fraction form
    220,223,135,728.95/330,334,795,163.18 = 99,070,179,709.60/x
  3. Step 3: Cross multiply
    220,223,135,728.95x = 330,334,795,163.18 × 99,070,179,709.60
  4. Step 4: Simplify right side
    220,223,135,728.95x = 32,726,327,521,150,150,639,616
  5. Step 5: Solve for x
    x = 32,726,327,521,150,150,639,616/220,223,135,728.95
  6. Step 6: Final answer
    x = 148,605,310,758.22

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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.