Home / 79,199,540,018.70-118,851,647,693.62-37,288,391,474.94

Finding the Fourth Proportional to 79,199,540,018.70, 118,851,647,693.62 and 37,288,391,474.94

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Solution

The fourth proportional to 79,199,540,018.70, 118,851,647,693.62 and 37,288,391,474.94 is: 55,957,228,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,199,540,018.70 : 118,851,647,693.62 = 37,288,391,474.94 : x
  2. Step 2: Convert to fraction form
    79,199,540,018.70/118,851,647,693.62 = 37,288,391,474.94/x
  3. Step 3: Cross multiply
    79,199,540,018.70x = 118,851,647,693.62 × 37,288,391,474.94
  4. Step 4: Simplify right side
    79,199,540,018.70x = 4,431,786,766,641,352,671,232
  5. Step 5: Solve for x
    x = 4,431,786,766,641,352,671,232/79,199,540,018.70
  6. Step 6: Final answer
    x = 55,957,228,610.10

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1.5x scale

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.