Home / 131,253,721.20-196,880,581.80-131,253,721.20

Finding the Fourth Proportional to 131,253,721.20, 196,880,581.80 and 131,253,721.20

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Solution

The fourth proportional to 131,253,721.20, 196,880,581.80 and 131,253,721.20 is: 196,880,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,253,721.20 : 196,880,581.80 = 131,253,721.20 : x
  2. Step 2: Convert to fraction form
    131,253,721.20/196,880,581.80 = 131,253,721.20/x
  3. Step 3: Cross multiply
    131,253,721.20x = 196,880,581.80 × 131,253,721.20
  4. Step 4: Simplify right side
    131,253,721.20x = 25,841,308,993,270,996
  5. Step 5: Solve for x
    x = 25,841,308,993,270,996/131,253,721.20
  6. Step 6: Final answer
    x = 196,880,581.80

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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.