Finding the Fourth Proportional to 146,528,436.15, 202,209,639.77 and 80,453,214.18
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Solution
The fourth proportional to 146,528,436.15, 202,209,639.77 and 80,453,214.18 is: 111,025,654.03
Step by Step Solution
- Step 1: Write the proportion equation
146,528,436.15 : 202,209,639.77 = 80,453,214.18 : x - Step 2: Convert to fraction form
146,528,436.15/202,209,639.77 = 80,453,214.18/x - Step 3: Cross multiply
146,528,436.15x = 202,209,639.77 × 80,453,214.18 - Step 4: Simplify right side
146,528,436.15x = 16,268,415,457,676,458 - Step 5: Solve for x
x = 16,268,415,457,676,458/146,528,436.15 - Step 6: Final answer
x = 111,025,654.03
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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.