Finding the Fourth Proportional to 207,663,007.02, 311,470,715.97 and 54,323,863.98
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Solution
The fourth proportional to 207,663,007.02, 311,470,715.97 and 54,323,863.98 is: 81,479,571.40
Step by Step Solution
- Step 1: Write the proportion equation
207,663,007.02 : 311,470,715.97 = 54,323,863.98 : x - Step 2: Convert to fraction form
207,663,007.02/311,470,715.97 = 54,323,863.98/x - Step 3: Cross multiply
207,663,007.02x = 311,470,715.97 × 54,323,863.98 - Step 4: Simplify right side
207,663,007.02x = 16,920,292,808,107,494 - Step 5: Solve for x
x = 16,920,292,808,107,494/207,663,007.02 - Step 6: Final answer
x = 81,479,571.40
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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.