Finding the Fourth Proportional to 65,162,055.44, 97,743,173.88 and 27,761,031.20
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Solution
The fourth proportional to 65,162,055.44, 97,743,173.88 and 27,761,031.20 is: 41,641,585.45
Step by Step Solution
- Step 1: Write the proportion equation
65,162,055.44 : 97,743,173.88 = 27,761,031.20 : x - Step 2: Convert to fraction form
65,162,055.44/97,743,173.88 = 27,761,031.20/x - Step 3: Cross multiply
65,162,055.44x = 97,743,173.88 × 27,761,031.20 - Step 4: Simplify right side
65,162,055.44x = 2,713,451,299,669,705 - Step 5: Solve for x
x = 2,713,451,299,669,705/65,162,055.44 - Step 6: Final answer
x = 41,641,585.45
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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.