Finding the Fourth Proportional to 315,176,231.62, 473,481,794.26 and 228,006,621.46
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Solution
The fourth proportional to 315,176,231.62, 473,481,794.26 and 228,006,621.46 is: 342,528,951.75
Step by Step Solution
- Step 1: Write the proportion equation
315,176,231.62 : 473,481,794.26 = 228,006,621.46 : x - Step 2: Convert to fraction form
315,176,231.62/473,481,794.26 = 228,006,621.46/x - Step 3: Cross multiply
315,176,231.62x = 473,481,794.26 × 228,006,621.46 - Step 4: Simplify right side
315,176,231.62x = 107,956,984,231,142,736 - Step 5: Solve for x
x = 107,956,984,231,142,736/315,176,231.62 - Step 6: Final answer
x = 342,528,951.75
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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.