Finding the Fourth Proportional to 91,303,992.62, 136,870,257.08 and 30,677,319.98
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Solution
The fourth proportional to 91,303,992.62, 136,870,257.08 and 30,677,319.98 is: 45,987,174.84
Step by Step Solution
- Step 1: Write the proportion equation
91,303,992.62 : 136,870,257.08 = 30,677,319.98 : x - Step 2: Convert to fraction form
91,303,992.62/136,870,257.08 = 30,677,319.98/x - Step 3: Cross multiply
91,303,992.62x = 136,870,257.08 × 30,677,319.98 - Step 4: Simplify right side
91,303,992.62x = 4,198,812,672,188,021 - Step 5: Solve for x
x = 4,198,812,672,188,021/91,303,992.62 - Step 6: Final answer
x = 45,987,174.84
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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.