Finding the Fourth Proportional to 198,375,105.48, 273,738,852.18 and 110,258,639.88
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Solution
The fourth proportional to 198,375,105.48, 273,738,852.18 and 110,258,639.88 is: 152,146,477.51
Step by Step Solution
- Step 1: Write the proportion equation
198,375,105.48 : 273,738,852.18 = 110,258,639.88 : x - Step 2: Convert to fraction form
198,375,105.48/273,738,852.18 = 110,258,639.88/x - Step 3: Cross multiply
198,375,105.48x = 273,738,852.18 × 110,258,639.88 - Step 4: Simplify right side
198,375,105.48x = 30,182,073,523,679,172 - Step 5: Solve for x
x = 30,182,073,523,679,172/198,375,105.48 - Step 6: Final answer
x = 152,146,477.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.