Home / 159,864,179.40-220,589,087.28-89,291,093.40

Finding the Fourth Proportional to 159,864,179.40, 220,589,087.28 and 89,291,093.40

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Solution

The fourth proportional to 159,864,179.40, 220,589,087.28 and 89,291,093.40 is: 123,208,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,864,179.40 : 220,589,087.28 = 89,291,093.40 : x
  2. Step 2: Convert to fraction form
    159,864,179.40/220,589,087.28 = 89,291,093.40/x
  3. Step 3: Cross multiply
    159,864,179.40x = 220,589,087.28 × 89,291,093.40
  4. Step 4: Simplify right side
    159,864,179.40x = 19,696,640,795,339,232
  5. Step 5: Solve for x
    x = 19,696,640,795,339,232/159,864,179.40
  6. Step 6: Final answer
    x = 123,208,594.13

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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.