Finding the Fourth Proportional to 202,464,368.20, 303,696,552.30 and 133,589,614.60
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Solution
The fourth proportional to 202,464,368.20, 303,696,552.30 and 133,589,614.60 is: 200,384,421.90
Step by Step Solution
- Step 1: Write the proportion equation
202,464,368.20 : 303,696,552.30 = 133,589,614.60 : x - Step 2: Convert to fraction form
202,464,368.20/303,696,552.30 = 133,589,614.60/x - Step 3: Cross multiply
202,464,368.20x = 303,696,552.30 × 133,589,614.60 - Step 4: Simplify right side
202,464,368.20x = 40,570,705,377,105,744 - Step 5: Solve for x
x = 40,570,705,377,105,744/202,464,368.20 - Step 6: Final answer
x = 200,384,421.90
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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.