Home / 48,262,629,438.74-66,611,649,735.20-31,957,477,383.62

Finding the Fourth Proportional to 48,262,629,438.74, 66,611,649,735.20 and 31,957,477,383.62

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Solution

The fourth proportional to 48,262,629,438.74, 66,611,649,735.20 and 31,957,477,383.62 is: 44,107,424,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,262,629,438.74 : 66,611,649,735.20 = 31,957,477,383.62 : x
  2. Step 2: Convert to fraction form
    48,262,629,438.74/66,611,649,735.20 = 31,957,477,383.62/x
  3. Step 3: Cross multiply
    48,262,629,438.74x = 66,611,649,735.20 × 31,957,477,383.62
  4. Step 4: Simplify right side
    48,262,629,438.74x = 2,128,740,289,898,270,949,376
  5. Step 5: Solve for x
    x = 2,128,740,289,898,270,949,376/48,262,629,438.74
  6. Step 6: Final answer
    x = 44,107,424,619.30

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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.