Finding the Fourth Proportional to 198,245,399,185.45, 297,367,727,616.40 and 62,117,944,837
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Solution
The fourth proportional to 198,245,399,185.45, 297,367,727,616.40 and 62,117,944,837 is: 93,176,800,956.17
Step by Step Solution
- Step 1: Write the proportion equation
198,245,399,185.45 : 297,367,727,616.40 = 62,117,944,837 : x - Step 2: Convert to fraction form
198,245,399,185.45/297,367,727,616.40 = 62,117,944,837/x - Step 3: Cross multiply
198,245,399,185.45x = 297,367,727,616.40 × 62,117,944,837 - Step 4: Simplify right side
198,245,399,185.45x = 18,471,872,100,379,578,597,376 - Step 5: Solve for x
x = 18,471,872,100,379,578,597,376/198,245,399,185.45 - Step 6: Final answer
x = 93,176,800,956.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.