Home / 12,208,355,570.80-18,317,310,930.60-4,454,352,319.60

Finding the Fourth Proportional to 12,208,355,570.80, 18,317,310,930.60 and 4,454,352,319.60

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Solution

The fourth proportional to 12,208,355,570.80, 18,317,310,930.60 and 4,454,352,319.60 is: 6,683,271,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,355,570.80 : 18,317,310,930.60 = 4,454,352,319.60 : x
  2. Step 2: Convert to fraction form
    12,208,355,570.80/18,317,310,930.60 = 4,454,352,319.60/x
  3. Step 3: Cross multiply
    12,208,355,570.80x = 18,317,310,930.60 × 4,454,352,319.60
  4. Step 4: Simplify right side
    12,208,355,570.80x = 81,591,756,432,552,542,208
  5. Step 5: Solve for x
    x = 81,591,756,432,552,542,208/12,208,355,570.80
  6. Step 6: Final answer
    x = 6,683,271,629.78

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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.