Home / 263,072,095.20-394,440,181.20-109,779,141.60

Finding the Fourth Proportional to 263,072,095.20, 394,440,181.20 and 109,779,141.60

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Solution

The fourth proportional to 263,072,095.20, 394,440,181.20 and 109,779,141.60 is: 164,598,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,072,095.20 : 394,440,181.20 = 109,779,141.60 : x
  2. Step 2: Convert to fraction form
    263,072,095.20/394,440,181.20 = 109,779,141.60/x
  3. Step 3: Cross multiply
    263,072,095.20x = 394,440,181.20 × 109,779,141.60
  4. Step 4: Simplify right side
    263,072,095.20x = 43,301,304,504,684,456
  5. Step 5: Solve for x
    x = 43,301,304,504,684,456/263,072,095.20
  6. Step 6: Final answer
    x = 164,598,622.56

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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.