Finding the Fourth Proportional to 198,511,133.23, 297,494,291.84 and 125,597,387.03
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Solution
The fourth proportional to 198,511,133.23, 297,494,291.84 and 125,597,387.03 is: 188,223,728.82
Step by Step Solution
- Step 1: Write the proportion equation
198,511,133.23 : 297,494,291.84 = 125,597,387.03 : x - Step 2: Convert to fraction form
198,511,133.23/297,494,291.84 = 125,597,387.03/x - Step 3: Cross multiply
198,511,133.23x = 297,494,291.84 × 125,597,387.03 - Step 4: Simplify right side
198,511,133.23x = 37,364,505,709,328,792 - Step 5: Solve for x
x = 37,364,505,709,328,792/198,511,133.23 - Step 6: Final answer
x = 188,223,728.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.