Home / 79,199,540,014.63-118,851,647,687.53-37,288,391,470.88

Finding the Fourth Proportional to 79,199,540,014.63, 118,851,647,687.53 and 37,288,391,470.88

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Solution

The fourth proportional to 79,199,540,014.63, 118,851,647,687.53 and 37,288,391,470.88 is: 55,957,228,604.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,199,540,014.63 : 118,851,647,687.53 = 37,288,391,470.88 : x
  2. Step 2: Convert to fraction form
    79,199,540,014.63/118,851,647,687.53 = 37,288,391,470.88/x
  3. Step 3: Cross multiply
    79,199,540,014.63x = 118,851,647,687.53 × 37,288,391,470.88
  4. Step 4: Simplify right side
    79,199,540,014.63x = 4,431,786,765,931,252,809,728
  5. Step 5: Solve for x
    x = 4,431,786,765,931,252,809,728/79,199,540,014.63
  6. Step 6: Final answer
    x = 55,957,228,604.01

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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.