Finding the Fourth Proportional to 239,202,204.40, 335,790,078.80 and 239,202,204.40
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Solution
The fourth proportional to 239,202,204.40, 335,790,078.80 and 239,202,204.40 is: 335,790,078.80
Step by Step Solution
- Step 1: Write the proportion equation
239,202,204.40 : 335,790,078.80 = 239,202,204.40 : x - Step 2: Convert to fraction form
239,202,204.40/335,790,078.80 = 239,202,204.40/x - Step 3: Cross multiply
239,202,204.40x = 335,790,078.80 × 239,202,204.40 - Step 4: Simplify right side
239,202,204.40x = 80,321,727,064,609,712 - Step 5: Solve for x
x = 80,321,727,064,609,712/239,202,204.40 - Step 6: Final answer
x = 335,790,078.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.