Home / 204,478,936,621.60-306,718,404,932.40-169,650,419,245.60

Finding the Fourth Proportional to 204,478,936,621.60, 306,718,404,932.40 and 169,650,419,245.60

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Solution

The fourth proportional to 204,478,936,621.60, 306,718,404,932.40 and 169,650,419,245.60 is: 254,475,628,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,478,936,621.60 : 306,718,404,932.40 = 169,650,419,245.60 : x
  2. Step 2: Convert to fraction form
    204,478,936,621.60/306,718,404,932.40 = 169,650,419,245.60/x
  3. Step 3: Cross multiply
    204,478,936,621.60x = 306,718,404,932.40 × 169,650,419,245.60
  4. Step 4: Simplify right side
    204,478,936,621.60x = 52,034,905,987,123,372,883,968
  5. Step 5: Solve for x
    x = 52,034,905,987,123,372,883,968/204,478,936,621.60
  6. Step 6: Final answer
    x = 254,475,628,868.40

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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.