Home / 263,267,998.20-394,901,997.30-134,127,835.20

Finding the Fourth Proportional to 263,267,998.20, 394,901,997.30 and 134,127,835.20

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Solution

The fourth proportional to 263,267,998.20, 394,901,997.30 and 134,127,835.20 is: 201,191,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,267,998.20 : 394,901,997.30 = 134,127,835.20 : x
  2. Step 2: Convert to fraction form
    263,267,998.20/394,901,997.30 = 134,127,835.20/x
  3. Step 3: Cross multiply
    263,267,998.20x = 394,901,997.30 × 134,127,835.20
  4. Step 4: Simplify right side
    263,267,998.20x = 52,967,350,014,005,248
  5. Step 5: Solve for x
    x = 52,967,350,014,005,248/263,267,998.20
  6. Step 6: Final answer
    x = 201,191,752.80

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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.