Finding the Fourth Proportional to 3,172,313,392.68, 4,377,529,352.68 and 1,743,309,360.38
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Solution
The fourth proportional to 3,172,313,392.68, 4,377,529,352.68 and 1,743,309,360.38 is: 2,405,622,317.60
Step by Step Solution
- Step 1: Write the proportion equation
3,172,313,392.68 : 4,377,529,352.68 = 1,743,309,360.38 : x - Step 2: Convert to fraction form
3,172,313,392.68/4,377,529,352.68 = 1,743,309,360.38/x - Step 3: Cross multiply
3,172,313,392.68x = 4,377,529,352.68 × 1,743,309,360.38 - Step 4: Simplify right side
3,172,313,392.68x = 7,631,387,895,865,247,744 - Step 5: Solve for x
x = 7,631,387,895,865,247,744/3,172,313,392.68 - Step 6: Final answer
x = 2,405,622,317.60
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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.