Home / 669,723,037.20-1,004,584,555.80-484,622,136.90

Finding the Fourth Proportional to 669,723,037.20, 1,004,584,555.80 and 484,622,136.90

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Solution

The fourth proportional to 669,723,037.20, 1,004,584,555.80 and 484,622,136.90 is: 726,933,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,723,037.20 : 1,004,584,555.80 = 484,622,136.90 : x
  2. Step 2: Convert to fraction form
    669,723,037.20/1,004,584,555.80 = 484,622,136.90/x
  3. Step 3: Cross multiply
    669,723,037.20x = 1,004,584,555.80 × 484,622,136.90
  4. Step 4: Simplify right side
    669,723,037.20x = 486,843,914,128,533,248
  5. Step 5: Solve for x
    x = 486,843,914,128,533,248/669,723,037.20
  6. Step 6: Final answer
    x = 726,933,205.35

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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.