Home / 117,914,961.48-162,720,467.25-64,270,084.95

Finding the Fourth Proportional to 117,914,961.48, 162,720,467.25 and 64,270,084.95

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Solution

The fourth proportional to 117,914,961.48, 162,720,467.25 and 64,270,084.95 is: 88,691,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,914,961.48 : 162,720,467.25 = 64,270,084.95 : x
  2. Step 2: Convert to fraction form
    117,914,961.48/162,720,467.25 = 64,270,084.95/x
  3. Step 3: Cross multiply
    117,914,961.48x = 162,720,467.25 × 64,270,084.95
  4. Step 4: Simplify right side
    117,914,961.48x = 10,458,058,253,261,194
  5. Step 5: Solve for x
    x = 10,458,058,253,261,194/117,914,961.48
  6. Step 6: Final answer
    x = 88,691,529.23

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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.