Home / 622,253,524.64-858,744,301.38-343,789,069.52

Finding the Fourth Proportional to 622,253,524.64, 858,744,301.38 and 343,789,069.52

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Solution

The fourth proportional to 622,253,524.64, 858,744,301.38 and 343,789,069.52 is: 474,447,942.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,253,524.64 : 858,744,301.38 = 343,789,069.52 : x
  2. Step 2: Convert to fraction form
    622,253,524.64/858,744,301.38 = 343,789,069.52/x
  3. Step 3: Cross multiply
    622,253,524.64x = 858,744,301.38 × 343,789,069.52
  4. Step 4: Simplify right side
    622,253,524.64x = 295,226,904,327,032,640
  5. Step 5: Solve for x
    x = 295,226,904,327,032,640/622,253,524.64
  6. Step 6: Final answer
    x = 474,447,942.26

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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.