Home / 1,106,190,620.70-1,659,073,354.65-329,861,607.90

Finding the Fourth Proportional to 1,106,190,620.70, 1,659,073,354.65 and 329,861,607.90

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Solution

The fourth proportional to 1,106,190,620.70, 1,659,073,354.65 and 329,861,607.90 is: 494,729,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,190,620.70 : 1,659,073,354.65 = 329,861,607.90 : x
  2. Step 2: Convert to fraction form
    1,106,190,620.70/1,659,073,354.65 = 329,861,607.90/x
  3. Step 3: Cross multiply
    1,106,190,620.70x = 1,659,073,354.65 × 329,861,607.90
  4. Step 4: Simplify right side
    1,106,190,620.70x = 547,264,604,388,895,936
  5. Step 5: Solve for x
    x = 547,264,604,388,895,936/1,106,190,620.70
  6. Step 6: Final answer
    x = 494,729,022.42

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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.