Home / 204,478,936,154.60-306,718,404,231.90-169,650,418,778.60

Finding the Fourth Proportional to 204,478,936,154.60, 306,718,404,231.90 and 169,650,418,778.60

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Solution

The fourth proportional to 204,478,936,154.60, 306,718,404,231.90 and 169,650,418,778.60 is: 254,475,628,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,478,936,154.60 : 306,718,404,231.90 = 169,650,418,778.60 : x
  2. Step 2: Convert to fraction form
    204,478,936,154.60/306,718,404,231.90 = 169,650,418,778.60/x
  3. Step 3: Cross multiply
    204,478,936,154.60x = 306,718,404,231.90 × 169,650,418,778.60
  4. Step 4: Simplify right side
    204,478,936,154.60x = 52,034,905,725,045,760,327,680
  5. Step 5: Solve for x
    x = 52,034,905,725,045,760,327,680/204,478,936,154.60
  6. Step 6: Final answer
    x = 254,475,628,167.90

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1.5x scale

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.