Finding the Fourth Proportional to 140,952,201.70, 197,786,578.70 and 140,952,201.70
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Solution
The fourth proportional to 140,952,201.70, 197,786,578.70 and 140,952,201.70 is: 197,786,578.70
Step by Step Solution
- Step 1: Write the proportion equation
140,952,201.70 : 197,786,578.70 = 140,952,201.70 : x - Step 2: Convert to fraction form
140,952,201.70/197,786,578.70 = 140,952,201.70/x - Step 3: Cross multiply
140,952,201.70x = 197,786,578.70 × 140,952,201.70 - Step 4: Simplify right side
140,952,201.70x = 27,878,453,734,475,320 - Step 5: Solve for x
x = 27,878,453,734,475,320/140,952,201.70 - Step 6: Final answer
x = 197,786,578.70
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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.