Home / 217,793,621.58-300,214,862.40-148,057,933.56

Finding the Fourth Proportional to 217,793,621.58, 300,214,862.40 and 148,057,933.56

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Solution

The fourth proportional to 217,793,621.58, 300,214,862.40 and 148,057,933.56 is: 204,088,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,793,621.58 : 300,214,862.40 = 148,057,933.56 : x
  2. Step 2: Convert to fraction form
    217,793,621.58/300,214,862.40 = 148,057,933.56/x
  3. Step 3: Cross multiply
    217,793,621.58x = 300,214,862.40 × 148,057,933.56
  4. Step 4: Simplify right side
    217,793,621.58x = 44,449,192,150,943,736
  5. Step 5: Solve for x
    x = 44,449,192,150,943,736/217,793,621.58
  6. Step 6: Final answer
    x = 204,088,585.46

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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.