Finding the Fourth Proportional to 424,265,872.73, 585,537,874.44 and 256,997,226.08
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Solution
The fourth proportional to 424,265,872.73, 585,537,874.44 and 256,997,226.08 is: 354,687,046.88
Step by Step Solution
- Step 1: Write the proportion equation
424,265,872.73 : 585,537,874.44 = 256,997,226.08 : x - Step 2: Convert to fraction form
424,265,872.73/585,537,874.44 = 256,997,226.08/x - Step 3: Cross multiply
424,265,872.73x = 585,537,874.44 × 256,997,226.08 - Step 4: Simplify right side
424,265,872.73x = 150,481,609,492,908,800 - Step 5: Solve for x
x = 150,481,609,492,908,800/424,265,872.73 - Step 6: Final answer
x = 354,687,046.88
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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.