Finding the Fourth Proportional to 117,008,640.35, 175,512,960.53 and 56,542,464.35
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Solution
The fourth proportional to 117,008,640.35, 175,512,960.53 and 56,542,464.35 is: 84,813,696.53
Step by Step Solution
- Step 1: Write the proportion equation
117,008,640.35 : 175,512,960.53 = 56,542,464.35 : x - Step 2: Convert to fraction form
117,008,640.35/175,512,960.53 = 56,542,464.35/x - Step 3: Cross multiply
117,008,640.35x = 175,512,960.53 × 56,542,464.35 - Step 4: Simplify right side
117,008,640.35x = 9,923,935,313,730,482 - Step 5: Solve for x
x = 9,923,935,313,730,482/117,008,640.35 - Step 6: Final answer
x = 84,813,696.53
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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.