Home / 629,860,529.80-944,790,794.70-354,361,515.40

Finding the Fourth Proportional to 629,860,529.80, 944,790,794.70 and 354,361,515.40

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Solution

The fourth proportional to 629,860,529.80, 944,790,794.70 and 354,361,515.40 is: 531,542,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,860,529.80 : 944,790,794.70 = 354,361,515.40 : x
  2. Step 2: Convert to fraction form
    629,860,529.80/944,790,794.70 = 354,361,515.40/x
  3. Step 3: Cross multiply
    629,860,529.80x = 944,790,794.70 × 354,361,515.40
  4. Step 4: Simplify right side
    629,860,529.80x = 334,797,497,745,862,272
  5. Step 5: Solve for x
    x = 334,797,497,745,862,272/629,860,529.80
  6. Step 6: Final answer
    x = 531,542,273.10

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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.