Finding the Fourth Proportional to 90,682,596.24, 136,024,506.36 and 33,151,199.28
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Solution
The fourth proportional to 90,682,596.24, 136,024,506.36 and 33,151,199.28 is: 49,727,022.65
Step by Step Solution
- Step 1: Write the proportion equation
90,682,596.24 : 136,024,506.36 = 33,151,199.28 : x - Step 2: Convert to fraction form
90,682,596.24/136,024,506.36 = 33,151,199.28/x - Step 3: Cross multiply
90,682,596.24x = 136,024,506.36 × 33,151,199.28 - Step 4: Simplify right side
90,682,596.24x = 4,509,375,517,303,988 - Step 5: Solve for x
x = 4,509,375,517,303,988/90,682,596.24 - Step 6: Final answer
x = 49,727,022.65
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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.