Home / 131,328,004.20-196,992,006.30-88,329,834.60

Finding the Fourth Proportional to 131,328,004.20, 196,992,006.30 and 88,329,834.60

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Solution

The fourth proportional to 131,328,004.20, 196,992,006.30 and 88,329,834.60 is: 132,494,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,004.20 : 196,992,006.30 = 88,329,834.60 : x
  2. Step 2: Convert to fraction form
    131,328,004.20/196,992,006.30 = 88,329,834.60/x
  3. Step 3: Cross multiply
    131,328,004.20x = 196,992,006.30 × 88,329,834.60
  4. Step 4: Simplify right side
    131,328,004.20x = 17,400,271,334,001,158
  5. Step 5: Solve for x
    x = 17,400,271,334,001,158/131,328,004.20
  6. Step 6: Final answer
    x = 132,494,751.90

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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.