Finding the Fourth Proportional to 163,556,714.40, 245,004,397.20 and 101,956,797.60
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Solution
The fourth proportional to 163,556,714.40, 245,004,397.20 and 101,956,797.60 is: 152,729,062.99
Step by Step Solution
- Step 1: Write the proportion equation
163,556,714.40 : 245,004,397.20 = 101,956,797.60 : x - Step 2: Convert to fraction form
163,556,714.40/245,004,397.20 = 101,956,797.60/x - Step 3: Cross multiply
163,556,714.40x = 245,004,397.20 × 101,956,797.60 - Step 4: Simplify right side
163,556,714.40x = 24,979,863,736,430,404 - Step 5: Solve for x
x = 24,979,863,736,430,404/163,556,714.40 - Step 6: Final answer
x = 152,729,062.99
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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.