Home / 264,397,616.80-396,323,487.60-118,900,880.80

Finding the Fourth Proportional to 264,397,616.80, 396,323,487.60 and 118,900,880.80

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Solution

The fourth proportional to 264,397,616.80, 396,323,487.60 and 118,900,880.80 is: 178,228,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,397,616.80 : 396,323,487.60 = 118,900,880.80 : x
  2. Step 2: Convert to fraction form
    264,397,616.80/396,323,487.60 = 118,900,880.80/x
  3. Step 3: Cross multiply
    264,397,616.80x = 396,323,487.60 × 118,900,880.80
  4. Step 4: Simplify right side
    264,397,616.80x = 47,123,211,757,367,880
  5. Step 5: Solve for x
    x = 47,123,211,757,367,880/264,397,616.80
  6. Step 6: Final answer
    x = 178,228,579.85

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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.