Home / 324,826,520.60-487,239,780.90-252,267,109.40

Finding the Fourth Proportional to 324,826,520.60, 487,239,780.90 and 252,267,109.40

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Solution

The fourth proportional to 324,826,520.60, 487,239,780.90 and 252,267,109.40 is: 378,400,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,826,520.60 : 487,239,780.90 = 252,267,109.40 : x
  2. Step 2: Convert to fraction form
    324,826,520.60/487,239,780.90 = 252,267,109.40/x
  3. Step 3: Cross multiply
    324,826,520.60x = 487,239,780.90 × 252,267,109.40
  4. Step 4: Simplify right side
    324,826,520.60x = 122,914,571,112,332,320
  5. Step 5: Solve for x
    x = 122,914,571,112,332,320/324,826,520.60
  6. Step 6: Final answer
    x = 378,400,664.10

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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.