Home / 131,058,404.80-196,571,860.80-54,373,436.80

Finding the Fourth Proportional to 131,058,404.80, 196,571,860.80 and 54,373,436.80

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Solution

The fourth proportional to 131,058,404.80, 196,571,860.80 and 54,373,436.80 is: 81,553,622.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,058,404.80 : 196,571,860.80 = 54,373,436.80 : x
  2. Step 2: Convert to fraction form
    131,058,404.80/196,571,860.80 = 54,373,436.80/x
  3. Step 3: Cross multiply
    131,058,404.80x = 196,571,860.80 × 54,373,436.80
  4. Step 4: Simplify right side
    131,058,404.80x = 10,688,287,649,867,198
  5. Step 5: Solve for x
    x = 10,688,287,649,867,198/131,058,404.80
  6. Step 6: Final answer
    x = 81,553,622.34

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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.