Finding the Fourth Proportional to 7,243,344,584.40, 10,865,016,876.60 and 2,073,486,536.40
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Solution
The fourth proportional to 7,243,344,584.40, 10,865,016,876.60 and 2,073,486,536.40 is: 3,110,229,804.60
Step by Step Solution
- Step 1: Write the proportion equation
7,243,344,584.40 : 10,865,016,876.60 = 2,073,486,536.40 : x - Step 2: Convert to fraction form
7,243,344,584.40/10,865,016,876.60 = 2,073,486,536.40/x - Step 3: Cross multiply
7,243,344,584.40x = 10,865,016,876.60 × 2,073,486,536.40 - Step 4: Simplify right side
7,243,344,584.40x = 22,528,466,211,388,882,944 - Step 5: Solve for x
x = 22,528,466,211,388,882,944/7,243,344,584.40 - Step 6: Final answer
x = 3,110,229,804.60
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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.