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Finding the Fourth Proportional to 3,315,498,429.87, 4,973,247,644.80 and 3,315,498,429.87

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Solution

The fourth proportional to 3,315,498,429.87, 4,973,247,644.80 and 3,315,498,429.87 is: 4,973,247,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,498,429.87 : 4,973,247,644.80 = 3,315,498,429.87 : x
  2. Step 2: Convert to fraction form
    3,315,498,429.87/4,973,247,644.80 = 3,315,498,429.87/x
  3. Step 3: Cross multiply
    3,315,498,429.87x = 4,973,247,644.80 × 3,315,498,429.87
  4. Step 4: Simplify right side
    3,315,498,429.87x = 16,488,794,757,664,208,896
  5. Step 5: Solve for x
    x = 16,488,794,757,664,208,896/3,315,498,429.87
  6. Step 6: Final answer
    x = 4,973,247,644.80

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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.