Home / 20,096,940,024.40-30,145,410,036.60-19,787,003,633.20

Finding the Fourth Proportional to 20,096,940,024.40, 30,145,410,036.60 and 19,787,003,633.20

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Solution

The fourth proportional to 20,096,940,024.40, 30,145,410,036.60 and 19,787,003,633.20 is: 29,680,505,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096,940,024.40 : 30,145,410,036.60 = 19,787,003,633.20 : x
  2. Step 2: Convert to fraction form
    20,096,940,024.40/30,145,410,036.60 = 19,787,003,633.20/x
  3. Step 3: Cross multiply
    20,096,940,024.40x = 30,145,410,036.60 × 19,787,003,633.20
  4. Step 4: Simplify right side
    20,096,940,024.40x = 596,487,337,918,507,909,120
  5. Step 5: Solve for x
    x = 596,487,337,918,507,909,120/20,096,940,024.40
  6. Step 6: Final answer
    x = 29,680,505,449.80

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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.