Finding the Fourth Proportional to 145,482,604.53, 218,252,654.51 and 53,367,198.09
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Solution
The fourth proportional to 145,482,604.53, 218,252,654.51 and 53,367,198.09 is: 80,061,342.62
Step by Step Solution
- Step 1: Write the proportion equation
145,482,604.53 : 218,252,654.51 = 53,367,198.09 : x - Step 2: Convert to fraction form
145,482,604.53/218,252,654.51 = 53,367,198.09/x - Step 3: Cross multiply
145,482,604.53x = 218,252,654.51 × 53,367,198.09 - Step 4: Simplify right side
145,482,604.53x = 11,647,532,646,903,502 - Step 5: Solve for x
x = 11,647,532,646,903,502/145,482,604.53 - Step 6: Final answer
x = 80,061,342.62
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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.