Home / 437,025,997.80-655,538,996.70-299,276,490.60

Finding the Fourth Proportional to 437,025,997.80, 655,538,996.70 and 299,276,490.60

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Solution

The fourth proportional to 437,025,997.80, 655,538,996.70 and 299,276,490.60 is: 448,914,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,025,997.80 : 655,538,996.70 = 299,276,490.60 : x
  2. Step 2: Convert to fraction form
    437,025,997.80/655,538,996.70 = 299,276,490.60/x
  3. Step 3: Cross multiply
    437,025,997.80x = 655,538,996.70 × 299,276,490.60
  4. Step 4: Simplify right side
    437,025,997.80x = 196,187,410,383,821,024
  5. Step 5: Solve for x
    x = 196,187,410,383,821,024/437,025,997.80
  6. Step 6: Final answer
    x = 448,914,735.90

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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.