Home / 445,059,095.20-667,588,642.80-227,380,861.60

Finding the Fourth Proportional to 445,059,095.20, 667,588,642.80 and 227,380,861.60

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Solution

The fourth proportional to 445,059,095.20, 667,588,642.80 and 227,380,861.60 is: 341,071,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,059,095.20 : 667,588,642.80 = 227,380,861.60 : x
  2. Step 2: Convert to fraction form
    445,059,095.20/667,588,642.80 = 227,380,861.60/x
  3. Step 3: Cross multiply
    445,059,095.20x = 667,588,642.80 × 227,380,861.60
  4. Step 4: Simplify right side
    445,059,095.20x = 151,796,880,794,238,624
  5. Step 5: Solve for x
    x = 151,796,880,794,238,624/445,059,095.20
  6. Step 6: Final answer
    x = 341,071,292.40

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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.