Home / 237,559,687.20-356,339,530.80-220,340,998.80

Finding the Fourth Proportional to 237,559,687.20, 356,339,530.80 and 220,340,998.80

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Solution

The fourth proportional to 237,559,687.20, 356,339,530.80 and 220,340,998.80 is: 330,511,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,559,687.20 : 356,339,530.80 = 220,340,998.80 : x
  2. Step 2: Convert to fraction form
    237,559,687.20/356,339,530.80 = 220,340,998.80/x
  3. Step 3: Cross multiply
    237,559,687.20x = 356,339,530.80 × 220,340,998.80
  4. Step 4: Simplify right side
    237,559,687.20x = 78,516,208,128,395,376
  5. Step 5: Solve for x
    x = 78,516,208,128,395,376/237,559,687.20
  6. Step 6: Final answer
    x = 330,511,498.20

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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.