Finding the Fourth Proportional to 207,683,653.29, 311,526,007.58 and 84,861,970.87
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Solution
The fourth proportional to 207,683,653.29, 311,526,007.58 and 84,861,970.87 is: 127,293,171.91
Step by Step Solution
- Step 1: Write the proportion equation
207,683,653.29 : 311,526,007.58 = 84,861,970.87 : x - Step 2: Convert to fraction form
207,683,653.29/311,526,007.58 = 84,861,970.87/x - Step 3: Cross multiply
207,683,653.29x = 311,526,007.58 × 84,861,970.87 - Step 4: Simplify right side
207,683,653.29x = 26,436,710,981,357,240 - Step 5: Solve for x
x = 26,436,710,981,357,240/207,683,653.29 - Step 6: Final answer
x = 127,293,171.91
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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.