Finding the Fourth Proportional to 3,310,145,465.36, 4,965,728,381.42 and 1,128,601,418
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Solution
The fourth proportional to 3,310,145,465.36, 4,965,728,381.42 and 1,128,601,418 is: 1,693,076,075.15
Step by Step Solution
- Step 1: Write the proportion equation
3,310,145,465.36 : 4,965,728,381.42 = 1,128,601,418 : x - Step 2: Convert to fraction form
3,310,145,465.36/4,965,728,381.42 = 1,128,601,418/x - Step 3: Cross multiply
3,310,145,465.36x = 4,965,728,381.42 × 1,128,601,418 - Step 4: Simplify right side
3,310,145,465.36x = 5,604,328,092,673,457,152 - Step 5: Solve for x
x = 5,604,328,092,673,457,152/3,310,145,465.36 - Step 6: Final answer
x = 1,693,076,075.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.