Home / 356,691,023,005.47-535,086,794,793.45-114,586,951,871.21

Finding the Fourth Proportional to 356,691,023,005.47, 535,086,794,793.45 and 114,586,951,871.21

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Solution

The fourth proportional to 356,691,023,005.47, 535,086,794,793.45 and 114,586,951,871.21 is: 171,896,573,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,691,023,005.47 : 535,086,794,793.45 = 114,586,951,871.21 : x
  2. Step 2: Convert to fraction form
    356,691,023,005.47/535,086,794,793.45 = 114,586,951,871.21/x
  3. Step 3: Cross multiply
    356,691,023,005.47x = 535,086,794,793.45 × 114,586,951,871.21
  4. Step 4: Simplify right side
    356,691,023,005.47x = 61,313,964,801,917,078,994,944
  5. Step 5: Solve for x
    x = 61,313,964,801,917,078,994,944/356,691,023,005.47
  6. Step 6: Final answer
    x = 171,896,573,917.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.