Finding the Fourth Proportional to 80,513,339,735.80, 120,770,009,603.70 and 27,514,216,840.60
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Solution
The fourth proportional to 80,513,339,735.80, 120,770,009,603.70 and 27,514,216,840.60 is: 41,271,325,260.90
Step by Step Solution
- Step 1: Write the proportion equation
80,513,339,735.80 : 120,770,009,603.70 = 27,514,216,840.60 : x - Step 2: Convert to fraction form
80,513,339,735.80/120,770,009,603.70 = 27,514,216,840.60/x - Step 3: Cross multiply
80,513,339,735.80x = 120,770,009,603.70 × 27,514,216,840.60 - Step 4: Simplify right side
80,513,339,735.80x = 3,322,892,232,077,546,094,592 - Step 5: Solve for x
x = 3,322,892,232,077,546,094,592/80,513,339,735.80 - Step 6: Final answer
x = 41,271,325,260.90
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1.5x scale
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.