Home / 89,366,520.38-134,049,787.85-28,782,246.38

Finding the Fourth Proportional to 89,366,520.38, 134,049,787.85 and 28,782,246.38

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Solution

The fourth proportional to 89,366,520.38, 134,049,787.85 and 28,782,246.38 is: 43,173,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366,520.38 : 134,049,787.85 = 28,782,246.38 : x
  2. Step 2: Convert to fraction form
    89,366,520.38/134,049,787.85 = 28,782,246.38/x
  3. Step 3: Cross multiply
    89,366,520.38x = 134,049,787.85 × 28,782,246.38
  4. Step 4: Simplify right side
    89,366,520.38x = 3,858,254,020,487,137.50
  5. Step 5: Solve for x
    x = 3,858,254,020,487,137.50/89,366,520.38
  6. Step 6: Final answer
    x = 43,173,371.91

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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.