Home / 177,131,512.10-265,697,268.15-99,647,414.30

Finding the Fourth Proportional to 177,131,512.10, 265,697,268.15 and 99,647,414.30

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Solution

The fourth proportional to 177,131,512.10, 265,697,268.15 and 99,647,414.30 is: 149,471,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,131,512.10 : 265,697,268.15 = 99,647,414.30 : x
  2. Step 2: Convert to fraction form
    177,131,512.10/265,697,268.15 = 99,647,414.30/x
  3. Step 3: Cross multiply
    177,131,512.10x = 265,697,268.15 × 99,647,414.30
  4. Step 4: Simplify right side
    177,131,512.10x = 26,476,045,757,721,244
  5. Step 5: Solve for x
    x = 26,476,045,757,721,244/177,131,512.10
  6. Step 6: Final answer
    x = 149,471,121.45

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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.