Home / 212,481,416,067.12-293,223,642,286.92-116,137,446,725.28

Finding the Fourth Proportional to 212,481,416,067.12, 293,223,642,286.92 and 116,137,446,725.28

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Solution

The fourth proportional to 212,481,416,067.12, 293,223,642,286.92 and 116,137,446,725.28 is: 160,269,287,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,481,416,067.12 : 293,223,642,286.92 = 116,137,446,725.28 : x
  2. Step 2: Convert to fraction form
    212,481,416,067.12/293,223,642,286.92 = 116,137,446,725.28/x
  3. Step 3: Cross multiply
    212,481,416,067.12x = 293,223,642,286.92 × 116,137,446,725.28
  4. Step 4: Simplify right side
    212,481,416,067.12x = 34,054,245,134,689,728,724,992
  5. Step 5: Solve for x
    x = 34,054,245,134,689,728,724,992/212,481,416,067.12
  6. Step 6: Final answer
    x = 160,269,287,380.56

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1.5x scale

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.