Home / 507,664,166.12-700,318,704.04-331,555,247.54

Finding the Fourth Proportional to 507,664,166.12, 700,318,704.04 and 331,555,247.54

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Solution

The fourth proportional to 507,664,166.12, 700,318,704.04 and 331,555,247.54 is: 457,377,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,664,166.12 : 700,318,704.04 = 331,555,247.54 : x
  2. Step 2: Convert to fraction form
    507,664,166.12/700,318,704.04 = 331,555,247.54/x
  3. Step 3: Cross multiply
    507,664,166.12x = 700,318,704.04 × 331,555,247.54
  4. Step 4: Simplify right side
    507,664,166.12x = 232,194,341,274,874,208
  5. Step 5: Solve for x
    x = 232,194,341,274,874,208/507,664,166.12
  6. Step 6: Final answer
    x = 457,377,843.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.