Finding the Fourth Proportional to 167,441,491.49, 251,393,164.94 and 115,502,932.17
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Solution
The fourth proportional to 167,441,491.49, 251,393,164.94 and 115,502,932.17 is: 173,413,694.66
Step by Step Solution
- Step 1: Write the proportion equation
167,441,491.49 : 251,393,164.94 = 115,502,932.17 : x - Step 2: Convert to fraction form
167,441,491.49/251,393,164.94 = 115,502,932.17/x - Step 3: Cross multiply
167,441,491.49x = 251,393,164.94 × 115,502,932.17 - Step 4: Simplify right side
167,441,491.49x = 29,036,647,678,355,200 - Step 5: Solve for x
x = 29,036,647,678,355,200/167,441,491.49 - Step 6: Final answer
x = 173,413,694.66
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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.