Finding the Fourth Proportional to 102,245,220.52, 153,389,379.42 and 33,152,639.08
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Solution
The fourth proportional to 102,245,220.52, 153,389,379.42 and 33,152,639.08 is: 49,735,945.69
Step by Step Solution
- Step 1: Write the proportion equation
102,245,220.52 : 153,389,379.42 = 33,152,639.08 : x - Step 2: Convert to fraction form
102,245,220.52/153,389,379.42 = 33,152,639.08/x - Step 3: Cross multiply
102,245,220.52x = 153,389,379.42 × 33,152,639.08 - Step 4: Simplify right side
102,245,220.52x = 5,085,262,734,616,439 - Step 5: Solve for x
x = 5,085,262,734,616,439/102,245,220.52 - Step 6: Final answer
x = 49,735,945.69
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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.