Finding the Fourth Proportional to 202,062,125.20, 303,093,187.80 and 87,270,869.20
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Solution
The fourth proportional to 202,062,125.20, 303,093,187.80 and 87,270,869.20 is: 130,906,303.80
Step by Step Solution
- Step 1: Write the proportion equation
202,062,125.20 : 303,093,187.80 = 87,270,869.20 : x - Step 2: Convert to fraction form
202,062,125.20/303,093,187.80 = 87,270,869.20/x - Step 3: Cross multiply
202,062,125.20x = 303,093,187.80 × 87,270,869.20 - Step 4: Simplify right side
202,062,125.20x = 26,451,205,947,904,836 - Step 5: Solve for x
x = 26,451,205,947,904,836/202,062,125.20 - Step 6: Final answer
x = 130,906,303.80
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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.