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Finding the Fourth Proportional to 273,245,295.70, 409,867,622.31 and 89,012,470.37

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Solution

The fourth proportional to 273,245,295.70, 409,867,622.31 and 89,012,470.37 is: 133,518,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,245,295.70 : 409,867,622.31 = 89,012,470.37 : x
  2. Step 2: Convert to fraction form
    273,245,295.70/409,867,622.31 = 89,012,470.37/x
  3. Step 3: Cross multiply
    273,245,295.70x = 409,867,622.31 × 89,012,470.37
  4. Step 4: Simplify right side
    273,245,295.70x = 36,483,329,586,491,232
  5. Step 5: Solve for x
    x = 36,483,329,586,491,232/273,245,295.70
  6. Step 6: Final answer
    x = 133,518,600.91

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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.