Home / 339,278,819.70-508,918,229.55-314,336,522.10

Finding the Fourth Proportional to 339,278,819.70, 508,918,229.55 and 314,336,522.10

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Solution

The fourth proportional to 339,278,819.70, 508,918,229.55 and 314,336,522.10 is: 471,504,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,278,819.70 : 508,918,229.55 = 314,336,522.10 : x
  2. Step 2: Convert to fraction form
    339,278,819.70/508,918,229.55 = 314,336,522.10/x
  3. Step 3: Cross multiply
    339,278,819.70x = 508,918,229.55 × 314,336,522.10
  4. Step 4: Simplify right side
    339,278,819.70x = 159,971,586,310,036,448
  5. Step 5: Solve for x
    x = 159,971,586,310,036,448/339,278,819.70
  6. Step 6: Final answer
    x = 471,504,783.15

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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.