Home / 331,276,082.70-496,909,458.45-149,522,969.10

Finding the Fourth Proportional to 331,276,082.70, 496,909,458.45 and 149,522,969.10

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Solution

The fourth proportional to 331,276,082.70, 496,909,458.45 and 149,522,969.10 is: 224,282,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,276,082.70 : 496,909,458.45 = 149,522,969.10 : x
  2. Step 2: Convert to fraction form
    331,276,082.70/496,909,458.45 = 149,522,969.10/x
  3. Step 3: Cross multiply
    331,276,082.70x = 496,909,458.45 × 149,522,969.10
  4. Step 4: Simplify right side
    331,276,082.70x = 74,299,377,601,317,072
  5. Step 5: Solve for x
    x = 74,299,377,601,317,072/331,276,082.70
  6. Step 6: Final answer
    x = 224,282,347.81

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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.