Home / 159,276,619,980.54-219,801,823,748.25-86,032,850,309.91

Finding the Fourth Proportional to 159,276,619,980.54, 219,801,823,748.25 and 86,032,850,309.91

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Solution

The fourth proportional to 159,276,619,980.54, 219,801,823,748.25 and 86,032,850,309.91 is: 118,725,381,055.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,276,619,980.54 : 219,801,823,748.25 = 86,032,850,309.91 : x
  2. Step 2: Convert to fraction form
    159,276,619,980.54/219,801,823,748.25 = 86,032,850,309.91/x
  3. Step 3: Cross multiply
    159,276,619,980.54x = 219,801,823,748.25 × 86,032,850,309.91
  4. Step 4: Simplify right side
    159,276,619,980.54x = 18,910,177,400,378,412,236,800
  5. Step 5: Solve for x
    x = 18,910,177,400,378,412,236,800/159,276,619,980.54
  6. Step 6: Final answer
    x = 118,725,381,055.23

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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.