Finding the Fourth Proportional to 194,736,672.70, 268,754,636.20 and 107,816,544.70
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Solution
The fourth proportional to 194,736,672.70, 268,754,636.20 and 107,816,544.70 is: 148,796,812.87
Step by Step Solution
- Step 1: Write the proportion equation
194,736,672.70 : 268,754,636.20 = 107,816,544.70 : x - Step 2: Convert to fraction form
194,736,672.70/268,754,636.20 = 107,816,544.70/x - Step 3: Cross multiply
194,736,672.70x = 268,754,636.20 × 107,816,544.70 - Step 4: Simplify right side
194,736,672.70x = 28,976,196,247,189,536 - Step 5: Solve for x
x = 28,976,196,247,189,536/194,736,672.70 - Step 6: Final answer
x = 148,796,812.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.