Finding the Fourth Proportional to 2,211,701,106.21, 3,052,147,409.21 and 1,194,426,447.10
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Solution
The fourth proportional to 2,211,701,106.21, 3,052,147,409.21 and 1,194,426,447.10 is: 1,648,308,433.62
Step by Step Solution
- Step 1: Write the proportion equation
2,211,701,106.21 : 3,052,147,409.21 = 1,194,426,447.10 : x - Step 2: Convert to fraction form
2,211,701,106.21/3,052,147,409.21 = 1,194,426,447.10/x - Step 3: Cross multiply
2,211,701,106.21x = 3,052,147,409.21 × 1,194,426,447.10 - Step 4: Simplify right side
2,211,701,106.21x = 3,645,565,586,020,618,240 - Step 5: Solve for x
x = 3,645,565,586,020,618,240/2,211,701,106.21 - Step 6: Final answer
x = 1,648,308,433.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.