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Finding the Fourth Proportional to 2,939,670,792,042.20, 4,409,506,188,063.30 and 2,939,670,792,042.20

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Solution

The fourth proportional to 2,939,670,792,042.20, 4,409,506,188,063.30 and 2,939,670,792,042.20 is: 4,409,506,188,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,670,792,042.20 : 4,409,506,188,063.30 = 2,939,670,792,042.20 : x
  2. Step 2: Convert to fraction form
    2,939,670,792,042.20/4,409,506,188,063.30 = 2,939,670,792,042.20/x
  3. Step 3: Cross multiply
    2,939,670,792,042.20x = 4,409,506,188,063.30 × 2,939,670,792,042.20
  4. Step 4: Simplify right side
    2,939,670,792,042.20x = 12,962,496,548,379,023,684,665,344
  5. Step 5: Solve for x
    x = 12,962,496,548,379,023,684,665,344/2,939,670,792,042.20
  6. Step 6: Final answer
    x = 4,409,506,188,063.30

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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.