Home / 453,438,943,217.20-625,742,022,920.82-247,673,313,789.58

Finding the Fourth Proportional to 453,438,943,217.20, 625,742,022,920.82 and 247,673,313,789.58

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Solution

The fourth proportional to 453,438,943,217.20, 625,742,022,920.82 and 247,673,313,789.58 is: 341,787,141,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,438,943,217.20 : 625,742,022,920.82 = 247,673,313,789.58 : x
  2. Step 2: Convert to fraction form
    453,438,943,217.20/625,742,022,920.82 = 247,673,313,789.58/x
  3. Step 3: Cross multiply
    453,438,943,217.20x = 625,742,022,920.82 × 247,673,313,789.58
  4. Step 4: Simplify right side
    453,438,943,217.20x = 154,979,600,394,194,801,131,520
  5. Step 5: Solve for x
    x = 154,979,600,394,194,801,131,520/453,438,943,217.20
  6. Step 6: Final answer
    x = 341,787,141,824.65

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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.