Finding the Fourth Proportional to 452,383,079.09, 624,339,199.98 and 273,865,328.10
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Solution
The fourth proportional to 452,383,079.09, 624,339,199.98 and 273,865,328.10 is: 377,964,755.43
Step by Step Solution
- Step 1: Write the proportion equation
452,383,079.09 : 624,339,199.98 = 273,865,328.10 : x - Step 2: Convert to fraction form
452,383,079.09/624,339,199.98 = 273,865,328.10/x - Step 3: Cross multiply
452,383,079.09x = 624,339,199.98 × 273,865,328.10 - Step 4: Simplify right side
452,383,079.09x = 170,984,859,848,214,240 - Step 5: Solve for x
x = 170,984,859,848,214,240/452,383,079.09 - Step 6: Final answer
x = 377,964,755.43
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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.