Finding the Fourth Proportional to 179,236,006.74, 268,732,940.96 and 91,582,121.14
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Solution
The fourth proportional to 179,236,006.74, 268,732,940.96 and 91,582,121.14 is: 137,311,320.42
Step by Step Solution
- Step 1: Write the proportion equation
179,236,006.74 : 268,732,940.96 = 91,582,121.14 : x - Step 2: Convert to fraction form
179,236,006.74/268,732,940.96 = 91,582,121.14/x - Step 3: Cross multiply
179,236,006.74x = 268,732,940.96 × 91,582,121.14 - Step 4: Simplify right side
179,236,006.74x = 24,611,132,752,864,308 - Step 5: Solve for x
x = 24,611,132,752,864,308/179,236,006.74 - Step 6: Final answer
x = 137,311,320.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.