Home / 449,481,310.20-674,266,871.70-121,962,022.20

Finding the Fourth Proportional to 449,481,310.20, 674,266,871.70 and 121,962,022.20

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Solution

The fourth proportional to 449,481,310.20, 674,266,871.70 and 121,962,022.20 is: 182,955,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,481,310.20 : 674,266,871.70 = 121,962,022.20 : x
  2. Step 2: Convert to fraction form
    449,481,310.20/674,266,871.70 = 121,962,022.20/x
  3. Step 3: Cross multiply
    449,481,310.20x = 674,266,871.70 × 121,962,022.20
  4. Step 4: Simplify right side
    449,481,310.20x = 82,234,951,174,999,952
  5. Step 5: Solve for x
    x = 82,234,951,174,999,952/449,481,310.20
  6. Step 6: Final answer
    x = 182,955,218.18

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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.