Finding the Fourth Proportional to 104,106,188.91, 155,228,546.55 and 101,245,936.15
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Solution
The fourth proportional to 104,106,188.91, 155,228,546.55 and 101,245,936.15 is: 150,963,738.82
Step by Step Solution
- Step 1: Write the proportion equation
104,106,188.91 : 155,228,546.55 = 101,245,936.15 : x - Step 2: Convert to fraction form
104,106,188.91/155,228,546.55 = 101,245,936.15/x - Step 3: Cross multiply
104,106,188.91x = 155,228,546.55 × 101,245,936.15 - Step 4: Simplify right side
104,106,188.91x = 15,716,259,512,152,372 - Step 5: Solve for x
x = 15,716,259,512,152,372/104,106,188.91 - Step 6: Final answer
x = 150,963,738.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.