Home / 336,303,008.40-504,454,512.60-206,489,686.80

Finding the Fourth Proportional to 336,303,008.40, 504,454,512.60 and 206,489,686.80

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Solution

The fourth proportional to 336,303,008.40, 504,454,512.60 and 206,489,686.80 is: 309,734,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,303,008.40 : 504,454,512.60 = 206,489,686.80 : x
  2. Step 2: Convert to fraction form
    336,303,008.40/504,454,512.60 = 206,489,686.80/x
  3. Step 3: Cross multiply
    336,303,008.40x = 504,454,512.60 × 206,489,686.80
  4. Step 4: Simplify right side
    336,303,008.40x = 104,164,654,311,620,672
  5. Step 5: Solve for x
    x = 104,164,654,311,620,672/336,303,008.40
  6. Step 6: Final answer
    x = 309,734,530.20

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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.