Home / 1,205,874,330,478.50-1,809,345,647,887.30-632,054,072,512.70

Finding the Fourth Proportional to 1,205,874,330,478.50, 1,809,345,647,887.30 and 632,054,072,512.70

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Solution

The fourth proportional to 1,205,874,330,478.50, 1,809,345,647,887.30 and 632,054,072,512.70 is: 948,361,082,432.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,874,330,478.50 : 1,809,345,647,887.30 = 632,054,072,512.70 : x
  2. Step 2: Convert to fraction form
    1,205,874,330,478.50/1,809,345,647,887.30 = 632,054,072,512.70/x
  3. Step 3: Cross multiply
    1,205,874,330,478.50x = 1,809,345,647,887.30 × 632,054,072,512.70
  4. Step 4: Simplify right side
    1,205,874,330,478.50x = 1,143,604,285,330,297,660,112,896
  5. Step 5: Solve for x
    x = 1,143,604,285,330,297,660,112,896/1,205,874,330,478.50
  6. Step 6: Final answer
    x = 948,361,082,432.62

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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.