Finding the Fourth Proportional to 85,694,953.92, 118,295,241.25 and 57,855,375.62
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Solution
The fourth proportional to 85,694,953.92, 118,295,241.25 and 57,855,375.62 is: 79,864,861.39
Step by Step Solution
- Step 1: Write the proportion equation
85,694,953.92 : 118,295,241.25 = 57,855,375.62 : x - Step 2: Convert to fraction form
85,694,953.92/118,295,241.25 = 57,855,375.62/x - Step 3: Cross multiply
85,694,953.92x = 118,295,241.25 × 57,855,375.62 - Step 4: Simplify right side
85,694,953.92x = 6,844,015,616,287,991 - Step 5: Solve for x
x = 6,844,015,616,287,991/85,694,953.92 - Step 6: Final answer
x = 79,864,861.39
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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.