Home / 43,469,155.20-65,203,732.80-28,352,611.20

Finding the Fourth Proportional to 43,469,155.20, 65,203,732.80 and 28,352,611.20

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Solution

The fourth proportional to 43,469,155.20, 65,203,732.80 and 28,352,611.20 is: 42,528,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,469,155.20 : 65,203,732.80 = 28,352,611.20 : x
  2. Step 2: Convert to fraction form
    43,469,155.20/65,203,732.80 = 28,352,611.20/x
  3. Step 3: Cross multiply
    43,469,155.20x = 65,203,732.80 × 28,352,611.20
  4. Step 4: Simplify right side
    43,469,155.20x = 1,848,696,084,867,087.25
  5. Step 5: Solve for x
    x = 1,848,696,084,867,087.25/43,469,155.20
  6. Step 6: Final answer
    x = 42,528,916.80

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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.