Finding the Fourth Proportional to 6,668,233,905.21, 9,999,808,351.84 and 2,245,465,871.92
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Solution
The fourth proportional to 6,668,233,905.21, 9,999,808,351.84 and 2,245,465,871.92 is: 3,367,342,642.59
Step by Step Solution
- Step 1: Write the proportion equation
6,668,233,905.21 : 9,999,808,351.84 = 2,245,465,871.92 : x - Step 2: Convert to fraction form
6,668,233,905.21/9,999,808,351.84 = 2,245,465,871.92/x - Step 3: Cross multiply
6,668,233,905.21x = 9,999,808,351.84 × 2,245,465,871.92 - Step 4: Simplify right side
6,668,233,905.21x = 22,454,228,379,797,303,296 - Step 5: Solve for x
x = 22,454,228,379,797,303,296/6,668,233,905.21 - Step 6: Final answer
x = 3,367,342,642.59
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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.