Home / 3,919,277,494.96-5,408,593,473.36-2,135,145,608.88

Finding the Fourth Proportional to 3,919,277,494.96, 5,408,593,473.36 and 2,135,145,608.88

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Solution

The fourth proportional to 3,919,277,494.96, 5,408,593,473.36 and 2,135,145,608.88 is: 2,946,495,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,277,494.96 : 5,408,593,473.36 = 2,135,145,608.88 : x
  2. Step 2: Convert to fraction form
    3,919,277,494.96/5,408,593,473.36 = 2,135,145,608.88/x
  3. Step 3: Cross multiply
    3,919,277,494.96x = 5,408,593,473.36 × 2,135,145,608.88
  4. Step 4: Simplify right side
    3,919,277,494.96x = 11,548,134,604,861,630,464
  5. Step 5: Solve for x
    x = 11,548,134,604,861,630,464/3,919,277,494.96
  6. Step 6: Final answer
    x = 2,946,495,781.36

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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.