Finding the Fourth Proportional to 317,168,439.79, 476,219,680.39 and 177,382,768.96
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Solution
The fourth proportional to 317,168,439.79, 476,219,680.39 and 177,382,768.96 is: 266,335,344.07
Step by Step Solution
- Step 1: Write the proportion equation
317,168,439.79 : 476,219,680.39 = 177,382,768.96 : x - Step 2: Convert to fraction form
317,168,439.79/476,219,680.39 = 177,382,768.96/x - Step 3: Cross multiply
317,168,439.79x = 476,219,680.39 × 177,382,768.96 - Step 4: Simplify right side
317,168,439.79x = 84,473,165,540,824,416 - Step 5: Solve for x
x = 84,473,165,540,824,416/317,168,439.79 - Step 6: Final answer
x = 266,335,344.07
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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.