Finding the Fourth Proportional to 3,031,787,737.07, 4,177,907,256.94 and 2,318,131,893.57
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Solution
The fourth proportional to 3,031,787,737.07, 4,177,907,256.94 and 2,318,131,893.57 is: 3,194,465,081.53
Step by Step Solution
- Step 1: Write the proportion equation
3,031,787,737.07 : 4,177,907,256.94 = 2,318,131,893.57 : x - Step 2: Convert to fraction form
3,031,787,737.07/4,177,907,256.94 = 2,318,131,893.57/x - Step 3: Cross multiply
3,031,787,737.07x = 4,177,907,256.94 × 2,318,131,893.57 - Step 4: Simplify right side
3,031,787,737.07x = 9,684,940,060,668,493,824 - Step 5: Solve for x
x = 9,684,940,060,668,493,824/3,031,787,737.07 - Step 6: Final answer
x = 3,194,465,081.53
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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.