Finding the Fourth Proportional to 436,636,803.24, 602,611,626.60 and 248,510,839.68
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Solution
The fourth proportional to 436,636,803.24, 602,611,626.60 and 248,510,839.68 is: 342,975,031.46
Step by Step Solution
- Step 1: Write the proportion equation
436,636,803.24 : 602,611,626.60 = 248,510,839.68 : x - Step 2: Convert to fraction form
436,636,803.24/602,611,626.60 = 248,510,839.68/x - Step 3: Cross multiply
436,636,803.24x = 602,611,626.60 × 248,510,839.68 - Step 4: Simplify right side
436,636,803.24x = 149,755,521,327,296,640 - Step 5: Solve for x
x = 149,755,521,327,296,640/436,636,803.24 - Step 6: Final answer
x = 342,975,031.46
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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.