Home / 336,302,513.20-504,453,769.80-206,489,191.60

Finding the Fourth Proportional to 336,302,513.20, 504,453,769.80 and 206,489,191.60

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Solution

The fourth proportional to 336,302,513.20, 504,453,769.80 and 206,489,191.60 is: 309,733,787.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,302,513.20 : 504,453,769.80 = 206,489,191.60 : x
  2. Step 2: Convert to fraction form
    336,302,513.20/504,453,769.80 = 206,489,191.60/x
  3. Step 3: Cross multiply
    336,302,513.20x = 504,453,769.80 × 206,489,191.60
  4. Step 4: Simplify right side
    336,302,513.20x = 104,164,251,125,574,496
  5. Step 5: Solve for x
    x = 104,164,251,125,574,496/336,302,513.20
  6. Step 6: Final answer
    x = 309,733,787.40

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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.