Home / 610,880,107.20-916,320,160.80-222,715,600.80

Finding the Fourth Proportional to 610,880,107.20, 916,320,160.80 and 222,715,600.80

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Solution

The fourth proportional to 610,880,107.20, 916,320,160.80 and 222,715,600.80 is: 334,073,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,880,107.20 : 916,320,160.80 = 222,715,600.80 : x
  2. Step 2: Convert to fraction form
    610,880,107.20/916,320,160.80 = 222,715,600.80/x
  3. Step 3: Cross multiply
    610,880,107.20x = 916,320,160.80 × 222,715,600.80
  4. Step 4: Simplify right side
    610,880,107.20x = 204,078,795,137,724,608
  5. Step 5: Solve for x
    x = 204,078,795,137,724,608/610,880,107.20
  6. Step 6: Final answer
    x = 334,073,401.20

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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.