Home / 131,208,592.87-196,736,745.92-62,120,816.39

Finding the Fourth Proportional to 131,208,592.87, 196,736,745.92 and 62,120,816.39

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Solution

The fourth proportional to 131,208,592.87, 196,736,745.92 and 62,120,816.39 is: 93,145,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,208,592.87 : 196,736,745.92 = 62,120,816.39 : x
  2. Step 2: Convert to fraction form
    131,208,592.87/196,736,745.92 = 62,120,816.39/x
  3. Step 3: Cross multiply
    131,208,592.87x = 196,736,745.92 × 62,120,816.39
  4. Step 4: Simplify right side
    131,208,592.87x = 12,221,447,270,643,638
  5. Step 5: Solve for x
    x = 12,221,447,270,643,638/131,208,592.87
  6. Step 6: Final answer
    x = 93,145,174.44

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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.