Finding the Third Proportional to 160,129,670 and 349,621,514
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Solution
The third proportional to 160,129,670 and 349,621,514 is: 763,351,370.50
Step by Step Solution
- Step 1: Write the proportion equation
160,129,670 : 349,621,514 = 349,621,514 : x - Step 2: Convert to fraction form
160,129,670/349,621,514 = 349,621,514/x - Step 3: Cross multiply
160,129,670x = 349,621,514 × 349,621,514 - Step 4: Simplify right side
160,129,670x = 122,235,203,051,652,192 - Step 5: Solve for x
x = 122,235,203,051,652,192/160,129,670 - Step 6: Final answer
x = 763,351,370.50
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.