Home / 339,969,447.10-509,954,170.65-109,961,782.30

Finding the Fourth Proportional to 339,969,447.10, 509,954,170.65 and 109,961,782.30

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Solution

The fourth proportional to 339,969,447.10, 509,954,170.65 and 109,961,782.30 is: 164,942,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,969,447.10 : 509,954,170.65 = 109,961,782.30 : x
  2. Step 2: Convert to fraction form
    339,969,447.10/509,954,170.65 = 109,961,782.30/x
  3. Step 3: Cross multiply
    339,969,447.10x = 509,954,170.65 × 109,961,782.30
  4. Step 4: Simplify right side
    339,969,447.10x = 56,075,469,495,992,344
  5. Step 5: Solve for x
    x = 56,075,469,495,992,344/339,969,447.10
  6. Step 6: Final answer
    x = 164,942,673.45

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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.