Home / 431,369,114.20-647,053,671.30-189,504,410.20

Finding the Fourth Proportional to 431,369,114.20, 647,053,671.30 and 189,504,410.20

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Solution

The fourth proportional to 431,369,114.20, 647,053,671.30 and 189,504,410.20 is: 284,256,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,369,114.20 : 647,053,671.30 = 189,504,410.20 : x
  2. Step 2: Convert to fraction form
    431,369,114.20/647,053,671.30 = 189,504,410.20/x
  3. Step 3: Cross multiply
    431,369,114.20x = 647,053,671.30 × 189,504,410.20
  4. Step 4: Simplify right side
    431,369,114.20x = 122,619,524,347,451,152
  5. Step 5: Solve for x
    x = 122,619,524,347,451,152/431,369,114.20
  6. Step 6: Final answer
    x = 284,256,615.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.