Finding the Fourth Proportional to 66,318,328, 99,367,516.68 and 40,332,027.88
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Solution
The fourth proportional to 66,318,328, 99,367,516.68 and 40,332,027.88 is: 60,431,159.44
Step by Step Solution
- Step 1: Write the proportion equation
66,318,328 : 99,367,516.68 = 40,332,027.88 : x - Step 2: Convert to fraction form
66,318,328/99,367,516.68 = 40,332,027.88/x - Step 3: Cross multiply
66,318,328x = 99,367,516.68 × 40,332,027.88 - Step 4: Simplify right side
66,318,328x = 4,007,693,453,104,125.50 - Step 5: Solve for x
x = 4,007,693,453,104,125.50/66,318,328 - Step 6: Final answer
x = 60,431,159.44
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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.