Finding the Fourth Proportional to 777,656,976.06, 1,166,291,310.30 and 305,052,079.80
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Solution
The fourth proportional to 777,656,976.06, 1,166,291,310.30 and 305,052,079.80 is: 457,501,958.85
Step by Step Solution
- Step 1: Write the proportion equation
777,656,976.06 : 1,166,291,310.30 = 305,052,079.80 : x - Step 2: Convert to fraction form
777,656,976.06/1,166,291,310.30 = 305,052,079.80/x - Step 3: Cross multiply
777,656,976.06x = 1,166,291,310.30 × 305,052,079.80 - Step 4: Simplify right side
777,656,976.06x = 355,779,589,859,682,176 - Step 5: Solve for x
x = 355,779,589,859,682,176/777,656,976.06 - Step 6: Final answer
x = 457,501,958.85
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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.