Finding the Fourth Proportional to 192,816,823.07, 288,941,725.60 and 113,952,159.65
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Solution
The fourth proportional to 192,816,823.07, 288,941,725.60 and 113,952,159.65 is: 170,760,689.45
Step by Step Solution
- Step 1: Write the proportion equation
192,816,823.07 : 288,941,725.60 = 113,952,159.65 : x - Step 2: Convert to fraction form
192,816,823.07/288,941,725.60 = 113,952,159.65/x - Step 3: Cross multiply
192,816,823.07x = 288,941,725.60 × 113,952,159.65 - Step 4: Simplify right side
192,816,823.07x = 32,925,533,645,555,168 - Step 5: Solve for x
x = 32,925,533,645,555,168/192,816,823.07 - Step 6: Final answer
x = 170,760,689.45
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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.