Finding the Fourth Proportional to 266,161,382.26, 367,316,809.61 and 160,348,107.08
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Solution
The fourth proportional to 266,161,382.26, 367,316,809.61 and 160,348,107.08 is: 221,288,883.53
Step by Step Solution
- Step 1: Write the proportion equation
266,161,382.26 : 367,316,809.61 = 160,348,107.08 : x - Step 2: Convert to fraction form
266,161,382.26/367,316,809.61 = 160,348,107.08/x - Step 3: Cross multiply
266,161,382.26x = 367,316,809.61 × 160,348,107.08 - Step 4: Simplify right side
266,161,382.26x = 58,898,555,119,744,808 - Step 5: Solve for x
x = 58,898,555,119,744,808/266,161,382.26 - Step 6: Final answer
x = 221,288,883.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.