Home / 331,244,983.20-496,494,226.80-158,804,407.20

Finding the Fourth Proportional to 331,244,983.20, 496,494,226.80 and 158,804,407.20

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Solution

The fourth proportional to 331,244,983.20, 496,494,226.80 and 158,804,407.20 is: 238,027,669.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,244,983.20 : 496,494,226.80 = 158,804,407.20 : x
  2. Step 2: Convert to fraction form
    331,244,983.20/496,494,226.80 = 158,804,407.20/x
  3. Step 3: Cross multiply
    331,244,983.20x = 496,494,226.80 × 158,804,407.20
  4. Step 4: Simplify right side
    331,244,983.20x = 78,845,471,365,196,352
  5. Step 5: Solve for x
    x = 78,845,471,365,196,352/331,244,983.20
  6. Step 6: Final answer
    x = 238,027,669.44

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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.