Home / 603,548,112.26-905,422,978.16-188,942,423.21

Finding the Fourth Proportional to 603,548,112.26, 905,422,978.16 and 188,942,423.21

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Solution

The fourth proportional to 603,548,112.26, 905,422,978.16 and 188,942,423.21 is: 283,445,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,548,112.26 : 905,422,978.16 = 188,942,423.21 : x
  2. Step 2: Convert to fraction form
    603,548,112.26/905,422,978.16 = 188,942,423.21/x
  3. Step 3: Cross multiply
    603,548,112.26x = 905,422,978.16 × 188,942,423.21
  4. Step 4: Simplify right side
    603,548,112.26x = 171,072,811,522,197,376
  5. Step 5: Solve for x
    x = 171,072,811,522,197,376/603,548,112.26
  6. Step 6: Final answer
    x = 283,445,193.59

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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.