Finding the Fourth Proportional to 106,334,078.26, 159,410,140.74 and 40,802,243.26
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Solution
The fourth proportional to 106,334,078.26, 159,410,140.74 and 40,802,243.26 is: 61,168,455.56
Step by Step Solution
- Step 1: Write the proportion equation
106,334,078.26 : 159,410,140.74 = 40,802,243.26 : x - Step 2: Convert to fraction form
106,334,078.26/159,410,140.74 = 40,802,243.26/x - Step 3: Cross multiply
106,334,078.26x = 159,410,140.74 × 40,802,243.26 - Step 4: Simplify right side
106,334,078.26x = 6,504,291,340,584,316 - Step 5: Solve for x
x = 6,504,291,340,584,316/106,334,078.26 - Step 6: Final answer
x = 61,168,455.56
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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.