Finding the Fourth Proportional to 170,313,974.08, 235,033,374 and 91,997,525.68
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Solution
The fourth proportional to 170,313,974.08, 235,033,374 and 91,997,525.68 is: 126,956,633.93
Step by Step Solution
- Step 1: Write the proportion equation
170,313,974.08 : 235,033,374 = 91,997,525.68 : x - Step 2: Convert to fraction form
170,313,974.08/235,033,374 = 91,997,525.68/x - Step 3: Cross multiply
170,313,974.08x = 235,033,374 × 91,997,525.68 - Step 4: Simplify right side
170,313,974.08x = 21,622,488,860,222,048 - Step 5: Solve for x
x = 21,622,488,860,222,048/170,313,974.08 - Step 6: Final answer
x = 126,956,633.93
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1.5x scale
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.