Home / 20,245,148,907,890-27,937,830,285,158-11,912,175,337,679

Finding the Fourth Proportional to 20,245,148,907,890, 27,937,830,285,158 and 11,912,175,337,679

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Solution

The fourth proportional to 20,245,148,907,890, 27,937,830,285,158 and 11,912,175,337,679 is: 16,438,522,355,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,245,148,907,890 : 27,937,830,285,158 = 11,912,175,337,679 : x
  2. Step 2: Convert to fraction form
    20,245,148,907,890/27,937,830,285,158 = 11,912,175,337,679/x
  3. Step 3: Cross multiply
    20,245,148,907,890x = 27,937,830,285,158 × 11,912,175,337,679
  4. Step 4: Simplify right side
    20,245,148,907,890x = 332,800,332,911,120,611,471,785,984
  5. Step 5: Solve for x
    x = 332,800,332,911,120,611,471,785,984/20,245,148,907,890
  6. Step 6: Final answer
    x = 16,438,522,355,418.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.