Home / 2,129,449,108.60-3,194,173,662.90-1,766,652,052.60

Finding the Fourth Proportional to 2,129,449,108.60, 3,194,173,662.90 and 1,766,652,052.60

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Solution

The fourth proportional to 2,129,449,108.60, 3,194,173,662.90 and 1,766,652,052.60 is: 2,649,978,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,449,108.60 : 3,194,173,662.90 = 1,766,652,052.60 : x
  2. Step 2: Convert to fraction form
    2,129,449,108.60/3,194,173,662.90 = 1,766,652,052.60/x
  3. Step 3: Cross multiply
    2,129,449,108.60x = 3,194,173,662.90 × 1,766,652,052.60
  4. Step 4: Simplify right side
    2,129,449,108.60x = 5,642,993,457,923,145,728
  5. Step 5: Solve for x
    x = 5,642,993,457,923,145,728/2,129,449,108.60
  6. Step 6: Final answer
    x = 2,649,978,078.90

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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.