Home / 637,741,067.20-956,611,600.80-483,552,318.40

Finding the Fourth Proportional to 637,741,067.20, 956,611,600.80 and 483,552,318.40

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Solution

The fourth proportional to 637,741,067.20, 956,611,600.80 and 483,552,318.40 is: 725,328,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,741,067.20 : 956,611,600.80 = 483,552,318.40 : x
  2. Step 2: Convert to fraction form
    637,741,067.20/956,611,600.80 = 483,552,318.40/x
  3. Step 3: Cross multiply
    637,741,067.20x = 956,611,600.80 × 483,552,318.40
  4. Step 4: Simplify right side
    637,741,067.20x = 462,571,757,375,175,232
  5. Step 5: Solve for x
    x = 462,571,757,375,175,232/637,741,067.20
  6. Step 6: Final answer
    x = 725,328,477.60

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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.