Finding the Fourth Proportional to 297,131,538.08, 410,054,328.97 and 164,972,541.12
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Solution
The fourth proportional to 297,131,538.08, 410,054,328.97 and 164,972,541.12 is: 227,669,217.09
Step by Step Solution
- Step 1: Write the proportion equation
297,131,538.08 : 410,054,328.97 = 164,972,541.12 : x - Step 2: Convert to fraction form
297,131,538.08/410,054,328.97 = 164,972,541.12/x - Step 3: Cross multiply
297,131,538.08x = 410,054,328.97 × 164,972,541.12 - Step 4: Simplify right side
297,131,538.08x = 67,647,704,647,437,336 - Step 5: Solve for x
x = 67,647,704,647,437,336/297,131,538.08 - Step 6: Final answer
x = 227,669,217.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.