Home / 80,851,066.85-121,276,600.28-32,336,408.45

Finding the Fourth Proportional to 80,851,066.85, 121,276,600.28 and 32,336,408.45

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Solution

The fourth proportional to 80,851,066.85, 121,276,600.28 and 32,336,408.45 is: 48,504,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,066.85 : 121,276,600.28 = 32,336,408.45 : x
  2. Step 2: Convert to fraction form
    80,851,066.85/121,276,600.28 = 32,336,408.45/x
  3. Step 3: Cross multiply
    80,851,066.85x = 121,276,600.28 × 32,336,408.45
  4. Step 4: Simplify right side
    80,851,066.85x = 3,921,649,681,919,782.50
  5. Step 5: Solve for x
    x = 3,921,649,681,919,782.50/80,851,066.85
  6. Step 6: Final answer
    x = 48,504,612.68

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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.