Finding the Fourth Proportional to 463,280,428.10, 694,920,083.79 and 118,234,091.99
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Solution
The fourth proportional to 463,280,428.10, 694,920,083.79 and 118,234,091.99 is: 177,350,995.49
Step by Step Solution
- Step 1: Write the proportion equation
463,280,428.10 : 694,920,083.79 = 118,234,091.99 : x - Step 2: Convert to fraction form
463,280,428.10/694,920,083.79 = 118,234,091.99/x - Step 3: Cross multiply
463,280,428.10x = 694,920,083.79 × 118,234,091.99 - Step 4: Simplify right side
463,280,428.10x = 82,163,245,112,525,360 - Step 5: Solve for x
x = 82,163,245,112,525,360/463,280,428.10 - Step 6: Final answer
x = 177,350,995.49
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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.