Home / 111,836,203.68-154,328,996.88-62,279,133.60

Finding the Fourth Proportional to 111,836,203.68, 154,328,996.88 and 62,279,133.60

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Solution

The fourth proportional to 111,836,203.68, 154,328,996.88 and 62,279,133.60 is: 85,942,439.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,836,203.68 : 154,328,996.88 = 62,279,133.60 : x
  2. Step 2: Convert to fraction form
    111,836,203.68/154,328,996.88 = 62,279,133.60/x
  3. Step 3: Cross multiply
    111,836,203.68x = 154,328,996.88 × 62,279,133.60
  4. Step 4: Simplify right side
    111,836,203.68x = 9,611,476,215,043,504
  5. Step 5: Solve for x
    x = 9,611,476,215,043,504/111,836,203.68
  6. Step 6: Final answer
    x = 85,942,439.91

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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.