Home / 336,303,531.20-504,455,296.80-206,490,209.60

Finding the Fourth Proportional to 336,303,531.20, 504,455,296.80 and 206,490,209.60

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Solution

The fourth proportional to 336,303,531.20, 504,455,296.80 and 206,490,209.60 is: 309,735,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,303,531.20 : 504,455,296.80 = 206,490,209.60 : x
  2. Step 2: Convert to fraction form
    336,303,531.20/504,455,296.80 = 206,490,209.60/x
  3. Step 3: Cross multiply
    336,303,531.20x = 504,455,296.80 × 206,490,209.60
  4. Step 4: Simplify right side
    336,303,531.20x = 104,165,079,970,062,208
  5. Step 5: Solve for x
    x = 104,165,079,970,062,208/336,303,531.20
  6. Step 6: Final answer
    x = 309,735,314.40

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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.