Home / 330,859,321.60-496,307,644.80-100,835,910.40

Finding the Fourth Proportional to 330,859,321.60, 496,307,644.80 and 100,835,910.40

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Solution

The fourth proportional to 330,859,321.60, 496,307,644.80 and 100,835,910.40 is: 151,259,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,859,321.60 : 496,307,644.80 = 100,835,910.40 : x
  2. Step 2: Convert to fraction form
    330,859,321.60/496,307,644.80 = 100,835,910.40/x
  3. Step 3: Cross multiply
    330,859,321.60x = 496,307,644.80 × 100,835,910.40
  4. Step 4: Simplify right side
    330,859,321.60x = 50,045,633,201,887,832
  5. Step 5: Solve for x
    x = 50,045,633,201,887,832/330,859,321.60
  6. Step 6: Final answer
    x = 151,259,553.33

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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.