Home / 5,175,505,280.40-7,763,257,920.60-2,072,314,993.20

Finding the Fourth Proportional to 5,175,505,280.40, 7,763,257,920.60 and 2,072,314,993.20

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Solution

The fourth proportional to 5,175,505,280.40, 7,763,257,920.60 and 2,072,314,993.20 is: 3,108,472,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,505,280.40 : 7,763,257,920.60 = 2,072,314,993.20 : x
  2. Step 2: Convert to fraction form
    5,175,505,280.40/7,763,257,920.60 = 2,072,314,993.20/x
  3. Step 3: Cross multiply
    5,175,505,280.40x = 7,763,257,920.60 × 2,072,314,993.20
  4. Step 4: Simplify right side
    5,175,505,280.40x = 16,087,915,784,938,037,248
  5. Step 5: Solve for x
    x = 16,087,915,784,938,037,248/5,175,505,280.40
  6. Step 6: Final answer
    x = 3,108,472,489.80

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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.