Home / 117,546,230.15-175,935,673.32-86,413,646.15

Finding the Fourth Proportional to 117,546,230.15, 175,935,673.32 and 86,413,646.15

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Solution

The fourth proportional to 117,546,230.15, 175,935,673.32 and 86,413,646.15 is: 129,338,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546,230.15 : 175,935,673.32 = 86,413,646.15 : x
  2. Step 2: Convert to fraction form
    117,546,230.15/175,935,673.32 = 86,413,646.15/x
  3. Step 3: Cross multiply
    117,546,230.15x = 175,935,673.32 × 86,413,646.15
  4. Step 4: Simplify right side
    117,546,230.15x = 15,203,243,019,552,264
  5. Step 5: Solve for x
    x = 15,203,243,019,552,264/117,546,230.15
  6. Step 6: Final answer
    x = 129,338,414.34

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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.