Home / 123,945,955.44-171,091,464.84-106,472,175.36

Finding the Fourth Proportional to 123,945,955.44, 171,091,464.84 and 106,472,175.36

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Solution

The fourth proportional to 123,945,955.44, 171,091,464.84 and 106,472,175.36 is: 146,971,156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,945,955.44 : 171,091,464.84 = 106,472,175.36 : x
  2. Step 2: Convert to fraction form
    123,945,955.44/171,091,464.84 = 106,472,175.36/x
  3. Step 3: Cross multiply
    123,945,955.44x = 171,091,464.84 × 106,472,175.36
  4. Step 4: Simplify right side
    123,945,955.44x = 18,216,480,447,043,756
  5. Step 5: Solve for x
    x = 18,216,480,447,043,756/123,945,955.44
  6. Step 6: Final answer
    x = 146,971,156.76

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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.