Finding the Fourth Proportional to 197,664,539.58, 296,079,696.63 and 158,591,446.92
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Solution
The fourth proportional to 197,664,539.58, 296,079,696.63 and 158,591,446.92 is: 237,552,509.88
Step by Step Solution
- Step 1: Write the proportion equation
197,664,539.58 : 296,079,696.63 = 158,591,446.92 : x - Step 2: Convert to fraction form
197,664,539.58/296,079,696.63 = 158,591,446.92/x - Step 3: Cross multiply
197,664,539.58x = 296,079,696.63 × 158,591,446.92 - Step 4: Simplify right side
197,664,539.58x = 46,955,707,492,186,344 - Step 5: Solve for x
x = 46,955,707,492,186,344/197,664,539.58 - Step 6: Final answer
x = 237,552,509.88
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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.