Home / 629,856,639.20-944,784,958.80-569,591,229.80

Finding the Fourth Proportional to 629,856,639.20, 944,784,958.80 and 569,591,229.80

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Solution

The fourth proportional to 629,856,639.20, 944,784,958.80 and 569,591,229.80 is: 854,386,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,639.20 : 944,784,958.80 = 569,591,229.80 : x
  2. Step 2: Convert to fraction form
    629,856,639.20/944,784,958.80 = 569,591,229.80/x
  3. Step 3: Cross multiply
    629,856,639.20x = 944,784,958.80 × 569,591,229.80
  4. Step 4: Simplify right side
    629,856,639.20x = 538,141,226,579,434,240
  5. Step 5: Solve for x
    x = 538,141,226,579,434,240/629,856,639.20
  6. Step 6: Final answer
    x = 854,386,844.70

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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.