Finding the Fourth Proportional to 194,669,144.80, 268,626,396.36 and 115,269,962.08
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Solution
The fourth proportional to 194,669,144.80, 268,626,396.36 and 115,269,962.08 is: 159,062,467.52
Step by Step Solution
- Step 1: Write the proportion equation
194,669,144.80 : 268,626,396.36 = 115,269,962.08 : x - Step 2: Convert to fraction form
194,669,144.80/268,626,396.36 = 115,269,962.08/x - Step 3: Cross multiply
194,669,144.80x = 268,626,396.36 × 115,269,962.08 - Step 4: Simplify right side
194,669,144.80x = 30,964,554,522,104,252 - Step 5: Solve for x
x = 30,964,554,522,104,252/194,669,144.80 - Step 6: Final answer
x = 159,062,467.52
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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.