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Finding the Fourth Proportional to 3,188,103,628,299, 4,782,155,442,448 and 3,188,103,628,299

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Solution

The fourth proportional to 3,188,103,628,299, 4,782,155,442,448 and 3,188,103,628,299 is: 4,782,155,442,448

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,103,628,299 : 4,782,155,442,448 = 3,188,103,628,299 : x
  2. Step 2: Convert to fraction form
    3,188,103,628,299/4,782,155,442,448 = 3,188,103,628,299/x
  3. Step 3: Cross multiply
    3,188,103,628,299x = 4,782,155,442,448 × 3,188,103,628,299
  4. Step 4: Simplify right side
    3,188,103,628,299x = 15,246,007,117,158,279,221,870,592
  5. Step 5: Solve for x
    x = 15,246,007,117,158,279,221,870,592/3,188,103,628,299
  6. Step 6: Final answer
    x = 4,782,155,442,448

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1.5x scale

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.