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Finding the Fourth Proportional to 3,989,113,264.20, 5,983,669,896.30 and 3,989,113,264.20

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Solution

The fourth proportional to 3,989,113,264.20, 5,983,669,896.30 and 3,989,113,264.20 is: 5,983,669,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,113,264.20 : 5,983,669,896.30 = 3,989,113,264.20 : x
  2. Step 2: Convert to fraction form
    3,989,113,264.20/5,983,669,896.30 = 3,989,113,264.20/x
  3. Step 3: Cross multiply
    3,989,113,264.20x = 5,983,669,896.30 × 3,989,113,264.20
  4. Step 4: Simplify right side
    3,989,113,264.20x = 23,869,536,951,924,568,064
  5. Step 5: Solve for x
    x = 23,869,536,951,924,568,064/3,989,113,264.20
  6. Step 6: Final answer
    x = 5,983,669,896.30

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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.