Home / 109,481,453.99-151,068,154.53-66,494,354.25

Finding the Fourth Proportional to 109,481,453.99, 151,068,154.53 and 66,494,354.25

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Solution

The fourth proportional to 109,481,453.99, 151,068,154.53 and 66,494,354.25 is: 91,752,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,481,453.99 : 151,068,154.53 = 66,494,354.25 : x
  2. Step 2: Convert to fraction form
    109,481,453.99/151,068,154.53 = 66,494,354.25/x
  3. Step 3: Cross multiply
    109,481,453.99x = 151,068,154.53 × 66,494,354.25
  4. Step 4: Simplify right side
    109,481,453.99x = 10,045,179,383,211,562
  5. Step 5: Solve for x
    x = 10,045,179,383,211,562/109,481,453.99
  6. Step 6: Final answer
    x = 91,752,338.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.