Home / 414,281,999.27-621,504,861.71-151,968,985.83

Finding the Fourth Proportional to 414,281,999.27, 621,504,861.71 and 151,968,985.83

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Solution

The fourth proportional to 414,281,999.27, 621,504,861.71 and 151,968,985.83 is: 227,983,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,281,999.27 : 621,504,861.71 = 151,968,985.83 : x
  2. Step 2: Convert to fraction form
    414,281,999.27/621,504,861.71 = 151,968,985.83/x
  3. Step 3: Cross multiply
    414,281,999.27x = 621,504,861.71 × 151,968,985.83
  4. Step 4: Simplify right side
    414,281,999.27x = 94,449,463,519,375,568
  5. Step 5: Solve for x
    x = 94,449,463,519,375,568/414,281,999.27
  6. Step 6: Final answer
    x = 227,983,508.06

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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.