Home / 109,548,288,855.20-164,322,433,282.80-102,147,228,912.80

Finding the Fourth Proportional to 109,548,288,855.20, 164,322,433,282.80 and 102,147,228,912.80

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Solution

The fourth proportional to 109,548,288,855.20, 164,322,433,282.80 and 102,147,228,912.80 is: 153,220,843,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,548,288,855.20 : 164,322,433,282.80 = 102,147,228,912.80 : x
  2. Step 2: Convert to fraction form
    109,548,288,855.20/164,322,433,282.80 = 102,147,228,912.80/x
  3. Step 3: Cross multiply
    109,548,288,855.20x = 164,322,433,282.80 × 102,147,228,912.80
  4. Step 4: Simplify right side
    109,548,288,855.20x = 16,785,081,208,046,476,066,816
  5. Step 5: Solve for x
    x = 16,785,081,208,046,476,066,816/109,548,288,855.20
  6. Step 6: Final answer
    x = 153,220,843,369.20

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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.