Home / 2,212,814,861.80-3,319,222,292.70-2,085,835,892.20

Finding the Fourth Proportional to 2,212,814,861.80, 3,319,222,292.70 and 2,085,835,892.20

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Solution

The fourth proportional to 2,212,814,861.80, 3,319,222,292.70 and 2,085,835,892.20 is: 3,128,753,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,814,861.80 : 3,319,222,292.70 = 2,085,835,892.20 : x
  2. Step 2: Convert to fraction form
    2,212,814,861.80/3,319,222,292.70 = 2,085,835,892.20/x
  3. Step 3: Cross multiply
    2,212,814,861.80x = 3,319,222,292.70 × 2,085,835,892.20
  4. Step 4: Simplify right side
    2,212,814,861.80x = 6,923,352,992,304,033,792
  5. Step 5: Solve for x
    x = 6,923,352,992,304,033,792/2,212,814,861.80
  6. Step 6: Final answer
    x = 3,128,753,838.30

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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.