Home / 351,979,642.93-527,989,640.82-93,188,138.48

Finding the Fourth Proportional to 351,979,642.93, 527,989,640.82 and 93,188,138.48

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Solution

The fourth proportional to 351,979,642.93, 527,989,640.82 and 93,188,138.48 is: 139,787,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,979,642.93 : 527,989,640.82 = 93,188,138.48 : x
  2. Step 2: Convert to fraction form
    351,979,642.93/527,989,640.82 = 93,188,138.48/x
  3. Step 3: Cross multiply
    351,979,642.93x = 527,989,640.82 × 93,188,138.48
  4. Step 4: Simplify right side
    351,979,642.93x = 49,202,371,764,273,680
  5. Step 5: Solve for x
    x = 49,202,371,764,273,680/351,979,642.93
  6. Step 6: Final answer
    x = 139,787,549.52

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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.