Home / 979,679,826.20-1,467,504,200.10-495,278,571.80

Finding the Fourth Proportional to 979,679,826.20, 1,467,504,200.10 and 495,278,571.80

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Solution

The fourth proportional to 979,679,826.20, 1,467,504,200.10 and 495,278,571.80 is: 741,898,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,679,826.20 : 1,467,504,200.10 = 495,278,571.80 : x
  2. Step 2: Convert to fraction form
    979,679,826.20/1,467,504,200.10 = 495,278,571.80/x
  3. Step 3: Cross multiply
    979,679,826.20x = 1,467,504,200.10 × 495,278,571.80
  4. Step 4: Simplify right side
    979,679,826.20x = 726,823,384,336,029,440
  5. Step 5: Solve for x
    x = 726,823,384,336,029,440/979,679,826.20
  6. Step 6: Final answer
    x = 741,898,898.90

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1.5x scale

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.