Home / 339,682,219.90-508,767,502.65-279,216,043.90

Finding the Fourth Proportional to 339,682,219.90, 508,767,502.65 and 279,216,043.90

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Solution

The fourth proportional to 339,682,219.90, 508,767,502.65 and 279,216,043.90 is: 418,202,781.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,682,219.90 : 508,767,502.65 = 279,216,043.90 : x
  2. Step 2: Convert to fraction form
    339,682,219.90/508,767,502.65 = 279,216,043.90/x
  3. Step 3: Cross multiply
    339,682,219.90x = 508,767,502.65 × 279,216,043.90
  4. Step 4: Simplify right side
    339,682,219.90x = 142,056,049,354,815,744
  5. Step 5: Solve for x
    x = 142,056,049,354,815,744/339,682,219.90
  6. Step 6: Final answer
    x = 418,202,781.99

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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.