Finding the Fourth Proportional to 2,136,580,383.36, 2,948,498,241.07 and 1,183,977,033.20
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Solution
The fourth proportional to 2,136,580,383.36, 2,948,498,241.07 and 1,183,977,033.20 is: 1,633,897,899.21
Step by Step Solution
- Step 1: Write the proportion equation
2,136,580,383.36 : 2,948,498,241.07 = 1,183,977,033.20 : x - Step 2: Convert to fraction form
2,136,580,383.36/2,948,498,241.07 = 1,183,977,033.20/x - Step 3: Cross multiply
2,136,580,383.36x = 2,948,498,241.07 × 1,183,977,033.20 - Step 4: Simplify right side
2,136,580,383.36x = 3,490,954,199,857,477,120 - Step 5: Solve for x
x = 3,490,954,199,857,477,120/2,136,580,383.36 - Step 6: Final answer
x = 1,633,897,899.21
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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.