Finding the Fourth Proportional to 3,463,017,336.21, 4,778,835,893.13 and 1,877,075,243.94
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Solution
The fourth proportional to 3,463,017,336.21, 4,778,835,893.13 and 1,877,075,243.94 is: 2,590,294,439.49
Step by Step Solution
- Step 1: Write the proportion equation
3,463,017,336.21 : 4,778,835,893.13 = 1,877,075,243.94 : x - Step 2: Convert to fraction form
3,463,017,336.21/4,778,835,893.13 = 1,877,075,243.94/x - Step 3: Cross multiply
3,463,017,336.21x = 4,778,835,893.13 × 1,877,075,243.94 - Step 4: Simplify right side
3,463,017,336.21x = 8,970,234,549,846,222,848 - Step 5: Solve for x
x = 8,970,234,549,846,222,848/3,463,017,336.21 - Step 6: Final answer
x = 2,590,294,439.49
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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.