Finding the Fourth Proportional to 229,880,452.05, 344,988,639.68 and 161,856,004.05
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Solution
The fourth proportional to 229,880,452.05, 344,988,639.68 and 161,856,004.05 is: 242,902,265.78
Step by Step Solution
- Step 1: Write the proportion equation
229,880,452.05 : 344,988,639.68 = 161,856,004.05 : x - Step 2: Convert to fraction form
229,880,452.05/344,988,639.68 = 161,856,004.05/x - Step 3: Cross multiply
229,880,452.05x = 344,988,639.68 × 161,856,004.05 - Step 4: Simplify right side
229,880,452.05x = 55,838,482,660,440,800 - Step 5: Solve for x
x = 55,838,482,660,440,800/229,880,452.05 - Step 6: Final answer
x = 242,902,265.78
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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.