Finding the Fourth Proportional to 424,192,492.26, 585,376,462.98 and 245,583,913.14
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Solution
The fourth proportional to 424,192,492.26, 585,376,462.98 and 245,583,913.14 is: 338,900,487.54
Step by Step Solution
- Step 1: Write the proportion equation
424,192,492.26 : 585,376,462.98 = 245,583,913.14 : x - Step 2: Convert to fraction form
424,192,492.26/585,376,462.98 = 245,583,913.14/x - Step 3: Cross multiply
424,192,492.26x = 585,376,462.98 × 245,583,913.14 - Step 4: Simplify right side
424,192,492.26x = 143,759,042,438,680,736 - Step 5: Solve for x
x = 143,759,042,438,680,736/424,192,492.26 - Step 6: Final answer
x = 338,900,487.54
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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.