Home / 239,920,180,185.14-331,089,768,741.35-131,530,950,279.64

Finding the Fourth Proportional to 239,920,180,185.14, 331,089,768,741.35 and 131,530,950,279.64

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Solution

The fourth proportional to 239,920,180,185.14, 331,089,768,741.35 and 131,530,950,279.64 is: 181,512,667,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,920,180,185.14 : 331,089,768,741.35 = 131,530,950,279.64 : x
  2. Step 2: Convert to fraction form
    239,920,180,185.14/331,089,768,741.35 = 131,530,950,279.64/x
  3. Step 3: Cross multiply
    239,920,180,185.14x = 331,089,768,741.35 × 131,530,950,279.64
  4. Step 4: Simplify right side
    239,920,180,185.14x = 43,548,551,910,416,009,134,080
  5. Step 5: Solve for x
    x = 43,548,551,910,416,009,134,080/239,920,180,185.14
  6. Step 6: Final answer
    x = 181,512,667,574.74

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1.5x scale

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.