Finding the Fourth Proportional to 202,464,278.70, 303,696,418.05 and 133,589,525.10
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Solution
The fourth proportional to 202,464,278.70, 303,696,418.05 and 133,589,525.10 is: 200,384,287.65
Step by Step Solution
- Step 1: Write the proportion equation
202,464,278.70 : 303,696,418.05 = 133,589,525.10 : x - Step 2: Convert to fraction form
202,464,278.70/303,696,418.05 = 133,589,525.10/x - Step 3: Cross multiply
202,464,278.70x = 303,696,418.05 × 133,589,525.10 - Step 4: Simplify right side
202,464,278.70x = 40,570,660,261,870,568 - Step 5: Solve for x
x = 40,570,660,261,870,568/202,464,278.70 - Step 6: Final answer
x = 200,384,287.65
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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.