Finding the Fourth Proportional to 106,672,512.12, 147,207,283.02 and 60,261,922.68
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Solution
The fourth proportional to 106,672,512.12, 147,207,283.02 and 60,261,922.68 is: 83,161,010.56
Step by Step Solution
- Step 1: Write the proportion equation
106,672,512.12 : 147,207,283.02 = 60,261,922.68 : x - Step 2: Convert to fraction form
106,672,512.12/147,207,283.02 = 60,261,922.68/x - Step 3: Cross multiply
106,672,512.12x = 147,207,283.02 × 60,261,922.68 - Step 4: Simplify right side
106,672,512.12x = 8,870,993,907,284,117 - Step 5: Solve for x
x = 8,870,993,907,284,117/106,672,512.12 - Step 6: Final answer
x = 83,161,010.56
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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.