Finding the Fourth Proportional to 319,793,435.01, 441,306,809.92 and 178,665,715.48
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Solution
The fourth proportional to 319,793,435.01, 441,306,809.92 and 178,665,715.48 is: 246,554,144.98
Step by Step Solution
- Step 1: Write the proportion equation
319,793,435.01 : 441,306,809.92 = 178,665,715.48 : x - Step 2: Convert to fraction form
319,793,435.01/441,306,809.92 = 178,665,715.48/x - Step 3: Cross multiply
319,793,435.01x = 441,306,809.92 × 178,665,715.48 - Step 4: Simplify right side
319,793,435.01x = 78,846,396,940,553,152 - Step 5: Solve for x
x = 78,846,396,940,553,152/319,793,435.01 - Step 6: Final answer
x = 246,554,144.98
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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.