Finding the Fourth Proportional to 436,636,878.62, 602,611,730.19 and 248,510,912.63
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Solution
The fourth proportional to 436,636,878.62, 602,611,730.19 and 248,510,912.63 is: 342,975,131.88
Step by Step Solution
- Step 1: Write the proportion equation
436,636,878.62 : 602,611,730.19 = 248,510,912.63 : x - Step 2: Convert to fraction form
436,636,878.62/602,611,730.19 = 248,510,912.63/x - Step 3: Cross multiply
436,636,878.62x = 602,611,730.19 × 248,510,912.63 - Step 4: Simplify right side
436,636,878.62x = 149,755,591,028,047,168 - Step 5: Solve for x
x = 149,755,591,028,047,168/436,636,878.62 - Step 6: Final answer
x = 342,975,131.88
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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.