Home / 331,195,777,512.91-457,050,173,848.07-178,948,605,504.17

Finding the Fourth Proportional to 331,195,777,512.91, 457,050,173,848.07 and 178,948,605,504.17

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Solution

The fourth proportional to 331,195,777,512.91, 457,050,173,848.07 and 178,948,605,504.17 is: 246,949,076,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,195,777,512.91 : 457,050,173,848.07 = 178,948,605,504.17 : x
  2. Step 2: Convert to fraction form
    331,195,777,512.91/457,050,173,848.07 = 178,948,605,504.17/x
  3. Step 3: Cross multiply
    331,195,777,512.91x = 457,050,173,848.07 × 178,948,605,504.17
  4. Step 4: Simplify right side
    331,195,777,512.91x = 81,788,491,255,550,601,854,976
  5. Step 5: Solve for x
    x = 81,788,491,255,550,601,854,976/331,195,777,512.91
  6. Step 6: Final answer
    x = 246,949,076,071.37

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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.