Finding the Fourth Proportional to 146,431,113.65, 202,074,382.29 and 80,352,717.48
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Solution
The fourth proportional to 146,431,113.65, 202,074,382.29 and 80,352,717.48 is: 110,886,445.82
Step by Step Solution
- Step 1: Write the proportion equation
146,431,113.65 : 202,074,382.29 = 80,352,717.48 : x - Step 2: Convert to fraction form
146,431,113.65/202,074,382.29 = 80,352,717.48/x - Step 3: Cross multiply
146,431,113.65x = 202,074,382.29 × 80,352,717.48 - Step 4: Simplify right side
146,431,113.65x = 16,237,225,750,093,886 - Step 5: Solve for x
x = 16,237,225,750,093,886/146,431,113.65 - Step 6: Final answer
x = 110,886,445.82
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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.