Finding the Fourth Proportional to 3,863,174,407.06, 5,332,336,775.88 and 2,256,062,912.26
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Solution
The fourth proportional to 3,863,174,407.06, 5,332,336,775.88 and 2,256,062,912.26 is: 3,114,041,968.64
Step by Step Solution
- Step 1: Write the proportion equation
3,863,174,407.06 : 5,332,336,775.88 = 2,256,062,912.26 : x - Step 2: Convert to fraction form
3,863,174,407.06/5,332,336,775.88 = 2,256,062,912.26/x - Step 3: Cross multiply
3,863,174,407.06x = 5,332,336,775.88 × 2,256,062,912.26 - Step 4: Simplify right side
3,863,174,407.06x = 12,030,087,235,742,932,992 - Step 5: Solve for x
x = 12,030,087,235,742,932,992/3,863,174,407.06 - Step 6: Final answer
x = 3,114,041,968.64
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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.