Home / 283,747,314.72-391,575,640.32-166,244,528.64

Finding the Fourth Proportional to 283,747,314.72, 391,575,640.32 and 166,244,528.64

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Solution

The fourth proportional to 283,747,314.72, 391,575,640.32 and 166,244,528.64 is: 229,419,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,747,314.72 : 391,575,640.32 = 166,244,528.64 : x
  2. Step 2: Convert to fraction form
    283,747,314.72/391,575,640.32 = 166,244,528.64/x
  3. Step 3: Cross multiply
    283,747,314.72x = 391,575,640.32 × 166,244,528.64
  4. Step 4: Simplify right side
    283,747,314.72x = 65,097,307,751,904,568
  5. Step 5: Solve for x
    x = 65,097,307,751,904,568/283,747,314.72
  6. Step 6: Final answer
    x = 229,419,995.80

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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.