Home / 15,362,273,233.75-21,203,347,556.55-9,339,498,876.37

Finding the Fourth Proportional to 15,362,273,233.75, 21,203,347,556.55 and 9,339,498,876.37

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Solution

The fourth proportional to 15,362,273,233.75, 21,203,347,556.55 and 9,339,498,876.37 is: 12,890,581,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,362,273,233.75 : 21,203,347,556.55 = 9,339,498,876.37 : x
  2. Step 2: Convert to fraction form
    15,362,273,233.75/21,203,347,556.55 = 9,339,498,876.37/x
  3. Step 3: Cross multiply
    15,362,273,233.75x = 21,203,347,556.55 × 9,339,498,876.37
  4. Step 4: Simplify right side
    15,362,273,233.75x = 198,028,640,679,681,327,104
  5. Step 5: Solve for x
    x = 198,028,640,679,681,327,104/15,362,273,233.75
  6. Step 6: Final answer
    x = 12,890,581,860.28

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1.5x scale

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.