Finding the Fourth Proportional to 436,636,804.24, 602,611,627.98 and 248,510,840.68
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Solution
The fourth proportional to 436,636,804.24, 602,611,627.98 and 248,510,840.68 is: 342,975,032.84
Step by Step Solution
- Step 1: Write the proportion equation
436,636,804.24 : 602,611,627.98 = 248,510,840.68 : x - Step 2: Convert to fraction form
436,636,804.24/602,611,627.98 = 248,510,840.68/x - Step 3: Cross multiply
436,636,804.24x = 602,611,627.98 × 248,510,840.68 - Step 4: Simplify right side
436,636,804.24x = 149,755,522,272,853,216 - Step 5: Solve for x
x = 149,755,522,272,853,216/436,636,804.24 - Step 6: Final answer
x = 342,975,032.84
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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.