Home / 442,606,819.20-663,910,228.80-224,928,585.60

Finding the Fourth Proportional to 442,606,819.20, 663,910,228.80 and 224,928,585.60

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Solution

The fourth proportional to 442,606,819.20, 663,910,228.80 and 224,928,585.60 is: 337,392,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,606,819.20 : 663,910,228.80 = 224,928,585.60 : x
  2. Step 2: Convert to fraction form
    442,606,819.20/663,910,228.80 = 224,928,585.60/x
  3. Step 3: Cross multiply
    442,606,819.20x = 663,910,228.80 × 224,928,585.60
  4. Step 4: Simplify right side
    442,606,819.20x = 149,332,388,729,356,384
  5. Step 5: Solve for x
    x = 149,332,388,729,356,384/442,606,819.20
  6. Step 6: Final answer
    x = 337,392,878.40

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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.