Finding the Fourth Proportional to 1,616,646,813.60, 2,424,970,220.40 and 1,453,388,138.40
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Solution
The fourth proportional to 1,616,646,813.60, 2,424,970,220.40 and 1,453,388,138.40 is: 2,180,082,207.60
Step by Step Solution
- Step 1: Write the proportion equation
1,616,646,813.60 : 2,424,970,220.40 = 1,453,388,138.40 : x - Step 2: Convert to fraction form
1,616,646,813.60/2,424,970,220.40 = 1,453,388,138.40/x - Step 3: Cross multiply
1,616,646,813.60x = 2,424,970,220.40 × 1,453,388,138.40 - Step 4: Simplify right side
1,616,646,813.60x = 3,524,422,954,302,594,048 - Step 5: Solve for x
x = 3,524,422,954,302,594,048/1,616,646,813.60 - Step 6: Final answer
x = 2,180,082,207.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.