Home / 331,282,912.20-496,919,702.70-149,529,798.60

Finding the Fourth Proportional to 331,282,912.20, 496,919,702.70 and 149,529,798.60

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Solution

The fourth proportional to 331,282,912.20, 496,919,702.70 and 149,529,798.60 is: 224,292,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,282,912.20 : 496,919,702.70 = 149,529,798.60 : x
  2. Step 2: Convert to fraction form
    331,282,912.20/496,919,702.70 = 149,529,798.60/x
  3. Step 3: Cross multiply
    331,282,912.20x = 496,919,702.70 × 149,529,798.60
  4. Step 4: Simplify right side
    331,282,912.20x = 74,304,303,065,102,864
  5. Step 5: Solve for x
    x = 74,304,303,065,102,864/331,282,912.20
  6. Step 6: Final answer
    x = 224,292,592.01

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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.