Home / 117,546,229.22-175,935,671.91-86,413,645.22

Finding the Fourth Proportional to 117,546,229.22, 175,935,671.91 and 86,413,645.22

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Solution

The fourth proportional to 117,546,229.22, 175,935,671.91 and 86,413,645.22 is: 129,338,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546,229.22 : 175,935,671.91 = 86,413,645.22 : x
  2. Step 2: Convert to fraction form
    117,546,229.22/175,935,671.91 = 86,413,645.22/x
  3. Step 3: Cross multiply
    117,546,229.22x = 175,935,671.91 × 86,413,645.22
  4. Step 4: Simplify right side
    117,546,229.22x = 15,203,242,733,093,382
  5. Step 5: Solve for x
    x = 15,203,242,733,093,382/117,546,229.22
  6. Step 6: Final answer
    x = 129,338,412.93

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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.