Finding the Fourth Proportional to 174,553,940.87, 241,114,375.67 and 129,382,259.30
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Solution
The fourth proportional to 174,553,940.87, 241,114,375.67 and 129,382,259.30 is: 178,717,951.12
Step by Step Solution
- Step 1: Write the proportion equation
174,553,940.87 : 241,114,375.67 = 129,382,259.30 : x - Step 2: Convert to fraction form
174,553,940.87/241,114,375.67 = 129,382,259.30/x - Step 3: Cross multiply
174,553,940.87x = 241,114,375.67 × 129,382,259.30 - Step 4: Simplify right side
174,553,940.87x = 31,195,922,672,041,068 - Step 5: Solve for x
x = 31,195,922,672,041,068/174,553,940.87 - Step 6: Final answer
x = 178,717,951.12
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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.