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Finding the Fourth Proportional to 33,112,879,763.80, 49,669,319,645.70 and 33,112,879,763.80

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Solution

The fourth proportional to 33,112,879,763.80, 49,669,319,645.70 and 33,112,879,763.80 is: 49,669,319,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,112,879,763.80 : 49,669,319,645.70 = 33,112,879,763.80 : x
  2. Step 2: Convert to fraction form
    33,112,879,763.80/49,669,319,645.70 = 33,112,879,763.80/x
  3. Step 3: Cross multiply
    33,112,879,763.80x = 49,669,319,645.70 × 33,112,879,763.80
  4. Step 4: Simplify right side
    33,112,879,763.80x = 1,644,694,209,377,813,135,360
  5. Step 5: Solve for x
    x = 1,644,694,209,377,813,135,360/33,112,879,763.80
  6. Step 6: Final answer
    x = 49,669,319,645.70

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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.