Finding the Fourth Proportional to 65,330,527.80, 97,995,791.70 and 33,480,031.80
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Solution
The fourth proportional to 65,330,527.80, 97,995,791.70 and 33,480,031.80 is: 50,220,047.70
Step by Step Solution
- Step 1: Write the proportion equation
65,330,527.80 : 97,995,791.70 = 33,480,031.80 : x - Step 2: Convert to fraction form
65,330,527.80/97,995,791.70 = 33,480,031.80/x - Step 3: Cross multiply
65,330,527.80x = 97,995,791.70 × 33,480,031.80 - Step 4: Simplify right side
65,330,527.80x = 3,280,902,222,382,176 - Step 5: Solve for x
x = 3,280,902,222,382,176/65,330,527.80 - Step 6: Final answer
x = 50,220,047.70
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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.