Home / 116,940,107.20-175,032,247.20-91,241,982.40

Finding the Fourth Proportional to 116,940,107.20, 175,032,247.20 and 91,241,982.40

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Solution

The fourth proportional to 116,940,107.20, 175,032,247.20 and 91,241,982.40 is: 136,568,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,940,107.20 : 175,032,247.20 = 91,241,982.40 : x
  2. Step 2: Convert to fraction form
    116,940,107.20/175,032,247.20 = 91,241,982.40/x
  3. Step 3: Cross multiply
    116,940,107.20x = 175,032,247.20 × 91,241,982.40
  4. Step 4: Simplify right side
    116,940,107.20x = 15,970,289,218,454,850
  5. Step 5: Solve for x
    x = 15,970,289,218,454,850/116,940,107.20
  6. Step 6: Final answer
    x = 136,568,108.25

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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.