Home / 199,621,827.82-275,493,034.12-114,874,924.46

Finding the Fourth Proportional to 199,621,827.82, 275,493,034.12 and 114,874,924.46

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Solution

The fourth proportional to 199,621,827.82, 275,493,034.12 and 114,874,924.46 is: 158,535,976.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,621,827.82 : 275,493,034.12 = 114,874,924.46 : x
  2. Step 2: Convert to fraction form
    199,621,827.82/275,493,034.12 = 114,874,924.46/x
  3. Step 3: Cross multiply
    199,621,827.82x = 275,493,034.12 × 114,874,924.46
  4. Step 4: Simplify right side
    199,621,827.82x = 31,647,241,482,729,812
  5. Step 5: Solve for x
    x = 31,647,241,482,729,812/199,621,827.82
  6. Step 6: Final answer
    x = 158,535,976.89

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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.