Finding the Fourth Proportional to 135,266,708.44, 202,631,324.10 and 74,531,793.88
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Solution
The fourth proportional to 135,266,708.44, 202,631,324.10 and 74,531,793.88 is: 111,649,616.20
Step by Step Solution
- Step 1: Write the proportion equation
135,266,708.44 : 202,631,324.10 = 74,531,793.88 : x - Step 2: Convert to fraction form
135,266,708.44/202,631,324.10 = 74,531,793.88/x - Step 3: Cross multiply
135,266,708.44x = 202,631,324.10 × 74,531,793.88 - Step 4: Simplify right side
135,266,708.44x = 15,102,476,081,452,676 - Step 5: Solve for x
x = 15,102,476,081,452,676/135,266,708.44 - Step 6: Final answer
x = 111,649,616.20
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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.