Finding the Fourth Proportional to 68,836,890.08, 94,991,491.33 and 37,896,395.06
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Solution
The fourth proportional to 68,836,890.08, 94,991,491.33 and 37,896,395.06 is: 52,295,144.05
Step by Step Solution
- Step 1: Write the proportion equation
68,836,890.08 : 94,991,491.33 = 37,896,395.06 : x - Step 2: Convert to fraction form
68,836,890.08/94,991,491.33 = 37,896,395.06/x - Step 3: Cross multiply
68,836,890.08x = 94,991,491.33 × 37,896,395.06 - Step 4: Simplify right side
68,836,890.08x = 3,599,835,082,305,287.50 - Step 5: Solve for x
x = 3,599,835,082,305,287.50/68,836,890.08 - Step 6: Final answer
x = 52,295,144.05
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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.