Finding the Fourth Proportional to 266,459,964.88, 367,602,153.42 and 178,382,339.68
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Solution
The fourth proportional to 266,459,964.88, 367,602,153.42 and 178,382,339.68 is: 246,092,249.65
Step by Step Solution
- Step 1: Write the proportion equation
266,459,964.88 : 367,602,153.42 = 178,382,339.68 : x - Step 2: Convert to fraction form
266,459,964.88/367,602,153.42 = 178,382,339.68/x - Step 3: Cross multiply
266,459,964.88x = 367,602,153.42 × 178,382,339.68 - Step 4: Simplify right side
266,459,964.88x = 65,573,732,198,465,920 - Step 5: Solve for x
x = 65,573,732,198,465,920/266,459,964.88 - Step 6: Final answer
x = 246,092,249.65
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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.