Home / 3,989,109,712.20-5,983,664,568.30-3,989,109,712.20

Finding the Fourth Proportional to 3,989,109,712.20, 5,983,664,568.30 and 3,989,109,712.20

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Solution

The fourth proportional to 3,989,109,712.20, 5,983,664,568.30 and 3,989,109,712.20 is: 5,983,664,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,109,712.20 : 5,983,664,568.30 = 3,989,109,712.20 : x
  2. Step 2: Convert to fraction form
    3,989,109,712.20/5,983,664,568.30 = 3,989,109,712.20/x
  3. Step 3: Cross multiply
    3,989,109,712.20x = 5,983,664,568.30 × 3,989,109,712.20
  4. Step 4: Simplify right side
    3,989,109,712.20x = 23,869,494,443,952,549,888
  5. Step 5: Solve for x
    x = 23,869,494,443,952,549,888/3,989,109,712.20
  6. Step 6: Final answer
    x = 5,983,664,568.30

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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.