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Finding the Fourth Proportional to 2,970,299,425.45, 4,455,449,138.18 and 2,970,299,425.45

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Solution

The fourth proportional to 2,970,299,425.45, 4,455,449,138.18 and 2,970,299,425.45 is: 4,455,449,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,299,425.45 : 4,455,449,138.18 = 2,970,299,425.45 : x
  2. Step 2: Convert to fraction form
    2,970,299,425.45/4,455,449,138.18 = 2,970,299,425.45/x
  3. Step 3: Cross multiply
    2,970,299,425.45x = 4,455,449,138.18 × 2,970,299,425.45
  4. Step 4: Simplify right side
    2,970,299,425.45x = 13,234,018,015,242,899,456
  5. Step 5: Solve for x
    x = 13,234,018,015,242,899,456/2,970,299,425.45
  6. Step 6: Final answer
    x = 4,455,449,138.18

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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.