Finding the Fourth Proportional to 107,034,647.85, 147,711,866.09 and 59,992,583.49
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Solution
The fourth proportional to 107,034,647.85, 147,711,866.09 and 59,992,583.49 is: 82,792,036.38
Step by Step Solution
- Step 1: Write the proportion equation
107,034,647.85 : 147,711,866.09 = 59,992,583.49 : x - Step 2: Convert to fraction form
107,034,647.85/147,711,866.09 = 59,992,583.49/x - Step 3: Cross multiply
107,034,647.85x = 147,711,866.09 × 59,992,583.49 - Step 4: Simplify right side
107,034,647.85x = 8,861,616,458,568,063 - Step 5: Solve for x
x = 8,861,616,458,568,063/107,034,647.85 - Step 6: Final answer
x = 82,792,036.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.