Finding the Fourth Proportional to 201,009,713.70, 300,876,841.35 and 201,009,713.70
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Solution
The fourth proportional to 201,009,713.70, 300,876,841.35 and 201,009,713.70 is: 300,876,841.35
Step by Step Solution
- Step 1: Write the proportion equation
201,009,713.70 : 300,876,841.35 = 201,009,713.70 : x - Step 2: Convert to fraction form
201,009,713.70/300,876,841.35 = 201,009,713.70/x - Step 3: Cross multiply
201,009,713.70x = 300,876,841.35 × 201,009,713.70 - Step 4: Simplify right side
201,009,713.70x = 60,479,167,738,723,824 - Step 5: Solve for x
x = 60,479,167,738,723,824/201,009,713.70 - Step 6: Final answer
x = 300,876,841.35
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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.