Finding the Fourth Proportional to 174,553,947.62, 241,114,384.98 and 129,382,266.05
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Solution
The fourth proportional to 174,553,947.62, 241,114,384.98 and 129,382,266.05 is: 178,717,960.44
Step by Step Solution
- Step 1: Write the proportion equation
174,553,947.62 : 241,114,384.98 = 129,382,266.05 : x - Step 2: Convert to fraction form
174,553,947.62/241,114,384.98 = 129,382,266.05/x - Step 3: Cross multiply
174,553,947.62x = 241,114,384.98 × 129,382,266.05 - Step 4: Simplify right side
174,553,947.62x = 31,195,925,504,758,912 - Step 5: Solve for x
x = 31,195,925,504,758,912/174,553,947.62 - Step 6: Final answer
x = 178,717,960.44
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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.