Home / 331,330,608.65-496,995,912.98-239,497,603.85

Finding the Fourth Proportional to 331,330,608.65, 496,995,912.98 and 239,497,603.85

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Solution

The fourth proportional to 331,330,608.65, 496,995,912.98 and 239,497,603.85 is: 359,246,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,330,608.65 : 496,995,912.98 = 239,497,603.85 : x
  2. Step 2: Convert to fraction form
    331,330,608.65/496,995,912.98 = 239,497,603.85/x
  3. Step 3: Cross multiply
    331,330,608.65x = 496,995,912.98 × 239,497,603.85
  4. Step 4: Simplify right side
    331,330,608.65x = 119,029,330,281,953,120
  5. Step 5: Solve for x
    x = 119,029,330,281,953,120/331,330,608.65
  6. Step 6: Final answer
    x = 359,246,405.78

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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.