Finding the Fourth Proportional to 170,454,121.75, 235,226,586.56 and 92,137,676.32
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Solution
The fourth proportional to 170,454,121.75, 235,226,586.56 and 92,137,676.32 is: 127,149,938.48
Step by Step Solution
- Step 1: Write the proportion equation
170,454,121.75 : 235,226,586.56 = 92,137,676.32 : x - Step 2: Convert to fraction form
170,454,121.75/235,226,586.56 = 92,137,676.32/x - Step 3: Cross multiply
170,454,121.75x = 235,226,586.56 × 92,137,676.32 - Step 4: Simplify right side
170,454,121.75x = 21,673,231,093,274,988 - Step 5: Solve for x
x = 21,673,231,093,274,988/170,454,121.75 - Step 6: Final answer
x = 127,149,938.48
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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.