Home / 48,262,629,445.76-66,611,649,744.88-31,957,477,390.64

Finding the Fourth Proportional to 48,262,629,445.76, 66,611,649,744.88 and 31,957,477,390.64

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Solution

The fourth proportional to 48,262,629,445.76, 66,611,649,744.88 and 31,957,477,390.64 is: 44,107,424,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,262,629,445.76 : 66,611,649,744.88 = 31,957,477,390.64 : x
  2. Step 2: Convert to fraction form
    48,262,629,445.76/66,611,649,744.88 = 31,957,477,390.64/x
  3. Step 3: Cross multiply
    48,262,629,445.76x = 66,611,649,744.88 × 31,957,477,390.64
  4. Step 4: Simplify right side
    48,262,629,445.76x = 2,128,740,290,675,233,259,520
  5. Step 5: Solve for x
    x = 2,128,740,290,675,233,259,520/48,262,629,445.76
  6. Step 6: Final answer
    x = 44,107,424,628.98

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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.