Home / 633,512,086,330.72-874,251,227,076.24-344,478,274,572.64

Finding the Fourth Proportional to 633,512,086,330.72, 874,251,227,076.24 and 344,478,274,572.64

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Solution

The fourth proportional to 633,512,086,330.72, 874,251,227,076.24 and 344,478,274,572.64 is: 475,382,491,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,512,086,330.72 : 874,251,227,076.24 = 344,478,274,572.64 : x
  2. Step 2: Convert to fraction form
    633,512,086,330.72/874,251,227,076.24 = 344,478,274,572.64/x
  3. Step 3: Cross multiply
    633,512,086,330.72x = 874,251,227,076.24 × 344,478,274,572.64
  4. Step 4: Simplify right side
    633,512,086,330.72x = 301,160,554,246,236,444,557,312
  5. Step 5: Solve for x
    x = 301,160,554,246,236,444,557,312/633,512,086,330.72
  6. Step 6: Final answer
    x = 475,382,491,896.17

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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.