Home / 187,536,243.20-281,354,131.20-66,355,059.20

Finding the Fourth Proportional to 187,536,243.20, 281,354,131.20 and 66,355,059.20

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Solution

The fourth proportional to 187,536,243.20, 281,354,131.20 and 66,355,059.20 is: 99,550,197.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,536,243.20 : 281,354,131.20 = 66,355,059.20 : x
  2. Step 2: Convert to fraction form
    187,536,243.20/281,354,131.20 = 66,355,059.20/x
  3. Step 3: Cross multiply
    187,536,243.20x = 281,354,131.20 × 66,355,059.20
  4. Step 4: Simplify right side
    187,536,243.20x = 18,669,270,031,940,568
  5. Step 5: Solve for x
    x = 18,669,270,031,940,568/187,536,243.20
  6. Step 6: Final answer
    x = 99,550,197.41

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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.