Finding the Fourth Proportional to 214,005,617.53, 295,327,794.86 and 130,373,745.08
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Solution
The fourth proportional to 214,005,617.53, 295,327,794.86 and 130,373,745.08 is: 179,915,794.20
Step by Step Solution
- Step 1: Write the proportion equation
214,005,617.53 : 295,327,794.86 = 130,373,745.08 : x - Step 2: Convert to fraction form
214,005,617.53/295,327,794.86 = 130,373,745.08/x - Step 3: Cross multiply
214,005,617.53x = 295,327,794.86 × 130,373,745.08 - Step 4: Simplify right side
214,005,617.53x = 38,502,990,640,476,568 - Step 5: Solve for x
x = 38,502,990,640,476,568/214,005,617.53 - Step 6: Final answer
x = 179,915,794.20
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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.