Home / 366,615,790.96-505,932,423.43-199,350,853.60

Finding the Fourth Proportional to 366,615,790.96, 505,932,423.43 and 199,350,853.60

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Solution

The fourth proportional to 366,615,790.96, 505,932,423.43 and 199,350,853.60 is: 275,105,609.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,615,790.96 : 505,932,423.43 = 199,350,853.60 : x
  2. Step 2: Convert to fraction form
    366,615,790.96/505,932,423.43 = 199,350,853.60/x
  3. Step 3: Cross multiply
    366,615,790.96x = 505,932,423.43 × 199,350,853.60
  4. Step 4: Simplify right side
    366,615,790.96x = 100,858,060,474,243,888
  5. Step 5: Solve for x
    x = 100,858,060,474,243,888/366,615,790.96
  6. Step 6: Final answer
    x = 275,105,609.09

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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.