Finding the Fourth Proportional to 58,480,187.62, 87,770,669.94 and 40,541,888.74
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Solution
The fourth proportional to 58,480,187.62, 87,770,669.94 and 40,541,888.74 is: 60,847,765.37
Step by Step Solution
- Step 1: Write the proportion equation
58,480,187.62 : 87,770,669.94 = 40,541,888.74 : x - Step 2: Convert to fraction form
58,480,187.62/87,770,669.94 = 40,541,888.74/x - Step 3: Cross multiply
58,480,187.62x = 87,770,669.94 × 40,541,888.74 - Step 4: Simplify right side
58,480,187.62x = 3,558,388,735,342,742.50 - Step 5: Solve for x
x = 3,558,388,735,342,742.50/58,480,187.62 - Step 6: Final answer
x = 60,847,765.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.