Finding the Fourth Proportional to 186,622,838.40, 279,934,257.60 and 118,262,467.20
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Solution
The fourth proportional to 186,622,838.40, 279,934,257.60 and 118,262,467.20 is: 177,393,700.80
Step by Step Solution
- Step 1: Write the proportion equation
186,622,838.40 : 279,934,257.60 = 118,262,467.20 : x - Step 2: Convert to fraction form
186,622,838.40/279,934,257.60 = 118,262,467.20/x - Step 3: Cross multiply
186,622,838.40x = 279,934,257.60 × 118,262,467.20 - Step 4: Simplify right side
186,622,838.40x = 33,105,715,957,576,356 - Step 5: Solve for x
x = 33,105,715,957,576,356/186,622,838.40 - Step 6: Final answer
x = 177,393,700.80
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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.