Home / 414,399,907.20-621,823,809.60-184,404,489.60

Finding the Fourth Proportional to 414,399,907.20, 621,823,809.60 and 184,404,489.60

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Solution

The fourth proportional to 414,399,907.20, 621,823,809.60 and 184,404,489.60 is: 276,706,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,399,907.20 : 621,823,809.60 = 184,404,489.60 : x
  2. Step 2: Convert to fraction form
    414,399,907.20/621,823,809.60 = 184,404,489.60/x
  3. Step 3: Cross multiply
    414,399,907.20x = 621,823,809.60 × 184,404,489.60
  4. Step 4: Simplify right side
    414,399,907.20x = 114,667,102,230,415,584
  5. Step 5: Solve for x
    x = 114,667,102,230,415,584/414,399,907.20
  6. Step 6: Final answer
    x = 276,706,389.74

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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.