Home / 327,245,000,514.32-451,909,993,180.20-309,416,897,974.16

Finding the Fourth Proportional to 327,245,000,514.32, 451,909,993,180.20 and 309,416,897,974.16

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Solution

The fourth proportional to 327,245,000,514.32, 451,909,993,180.20 and 309,416,897,974.16 is: 427,290,219,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,245,000,514.32 : 451,909,993,180.20 = 309,416,897,974.16 : x
  2. Step 2: Convert to fraction form
    327,245,000,514.32/451,909,993,180.20 = 309,416,897,974.16/x
  3. Step 3: Cross multiply
    327,245,000,514.32x = 451,909,993,180.20 × 309,416,897,974.16
  4. Step 4: Simplify right side
    327,245,000,514.32x = 139,828,588,253,341,275,914,240
  5. Step 5: Solve for x
    x = 139,828,588,253,341,275,914,240/327,245,000,514.32
  6. Step 6: Final answer
    x = 427,290,219,968.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.