Home / 193,548,015.20-290,322,022.80-125,019,682.40

Finding the Fourth Proportional to 193,548,015.20, 290,322,022.80 and 125,019,682.40

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Solution

The fourth proportional to 193,548,015.20, 290,322,022.80 and 125,019,682.40 is: 187,529,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,548,015.20 : 290,322,022.80 = 125,019,682.40 : x
  2. Step 2: Convert to fraction form
    193,548,015.20/290,322,022.80 = 125,019,682.40/x
  3. Step 3: Cross multiply
    193,548,015.20x = 290,322,022.80 × 125,019,682.40
  4. Step 4: Simplify right side
    193,548,015.20x = 36,295,967,084,181,560
  5. Step 5: Solve for x
    x = 36,295,967,084,181,560/193,548,015.20
  6. Step 6: Final answer
    x = 187,529,523.60

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1.5x scale

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.