Finding the Fourth Proportional to 118,096,589.80, 177,144,884.70 and 87,863,501.80
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Solution
The fourth proportional to 118,096,589.80, 177,144,884.70 and 87,863,501.80 is: 131,795,252.70
Step by Step Solution
- Step 1: Write the proportion equation
118,096,589.80 : 177,144,884.70 = 87,863,501.80 : x - Step 2: Convert to fraction form
118,096,589.80/177,144,884.70 = 87,863,501.80/x - Step 3: Cross multiply
118,096,589.80x = 177,144,884.70 × 87,863,501.80 - Step 4: Simplify right side
118,096,589.80x = 15,564,569,895,699,240 - Step 5: Solve for x
x = 15,564,569,895,699,240/118,096,589.80 - Step 6: Final answer
x = 131,795,252.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.