Finding the Fourth Proportional to 479,110,524.75, 718,593,703.61 and 134,019,420.75
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Solution
The fourth proportional to 479,110,524.75, 718,593,703.61 and 134,019,420.75 is: 201,008,967.53
Step by Step Solution
- Step 1: Write the proportion equation
479,110,524.75 : 718,593,703.61 = 134,019,420.75 : x - Step 2: Convert to fraction form
479,110,524.75/718,593,703.61 = 134,019,420.75/x - Step 3: Cross multiply
479,110,524.75x = 718,593,703.61 × 134,019,420.75 - Step 4: Simplify right side
479,110,524.75x = 96,305,511,911,739,296 - Step 5: Solve for x
x = 96,305,511,911,739,296/479,110,524.75 - Step 6: Final answer
x = 201,008,967.53
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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.