Home / 331,282,906.20-496,919,693.70-149,529,792.60

Finding the Fourth Proportional to 331,282,906.20, 496,919,693.70 and 149,529,792.60

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Solution

The fourth proportional to 331,282,906.20, 496,919,693.70 and 149,529,792.60 is: 224,292,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,282,906.20 : 496,919,693.70 = 149,529,792.60 : x
  2. Step 2: Convert to fraction form
    331,282,906.20/496,919,693.70 = 149,529,792.60/x
  3. Step 3: Cross multiply
    331,282,906.20x = 496,919,693.70 × 149,529,792.60
  4. Step 4: Simplify right side
    331,282,906.20x = 74,304,298,737,816,528
  5. Step 5: Solve for x
    x = 74,304,298,737,816,528/331,282,906.20
  6. Step 6: Final answer
    x = 224,292,583.01

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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.