Finding the Fourth Proportional to 202,464,283.20, 303,696,424.80 and 133,589,529.60
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Solution
The fourth proportional to 202,464,283.20, 303,696,424.80 and 133,589,529.60 is: 200,384,294.40
Step by Step Solution
- Step 1: Write the proportion equation
202,464,283.20 : 303,696,424.80 = 133,589,529.60 : x - Step 2: Convert to fraction form
202,464,283.20/303,696,424.80 = 133,589,529.60/x - Step 3: Cross multiply
202,464,283.20x = 303,696,424.80 × 133,589,529.60 - Step 4: Simplify right side
202,464,283.20x = 40,570,662,530,233,776 - Step 5: Solve for x
x = 40,570,662,530,233,776/202,464,283.20 - Step 6: Final answer
x = 200,384,294.40
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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.