Home / 192,321,895,002.24-288,482,851,471.20-131,756,449,956.64

Finding the Fourth Proportional to 192,321,895,002.24, 288,482,851,471.20 and 131,756,449,956.64

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Solution

The fourth proportional to 192,321,895,002.24, 288,482,851,471.20 and 131,756,449,956.64 is: 197,634,681,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,321,895,002.24 : 288,482,851,471.20 = 131,756,449,956.64 : x
  2. Step 2: Convert to fraction form
    192,321,895,002.24/288,482,851,471.20 = 131,756,449,956.64/x
  3. Step 3: Cross multiply
    192,321,895,002.24x = 288,482,851,471.20 × 131,756,449,956.64
  4. Step 4: Simplify right side
    192,321,895,002.24x = 38,009,476,383,213,971,570,688
  5. Step 5: Solve for x
    x = 38,009,476,383,213,971,570,688/192,321,895,002.24
  6. Step 6: Final answer
    x = 197,634,681,078.67

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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.