Finding the Fourth Proportional to 116,178,256,063.62, 160,324,363,657.71 and 64,738,983,964.86

Step by Step Solution

1. Step 1: Write the proportion equation
   116,178,256,063.62 : 160,324,363,657.71 = 64,738,983,964.86 : x
2. Step 2: Convert to fraction form
   116,178,256,063.62/160,324,363,657.71 = 64,738,983,964.86/x
3. Step 3: Cross multiply
   116,178,256,063.62x = 160,324,363,657.71 × 64,738,983,964.86
4. Step 4: Simplify right side
   116,178,256,063.62x = 10,379,236,408,012,870,516,736
5. Step 5: Solve for x
   x = 10,379,236,408,012,870,516,736/116,178,256,063.62
6. Step 6: Final answer
   x = 89,338,889,734.49