Finding the Fourth Proportional to 3,971,155,511.57, 5,948,983,957.25 and 3,093,648,107.63
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Solution
The fourth proportional to 3,971,155,511.57, 5,948,983,957.25 and 3,093,648,107.63 is: 4,634,435,218.68
Step by Step Solution
- Step 1: Write the proportion equation
3,971,155,511.57 : 5,948,983,957.25 = 3,093,648,107.63 : x - Step 2: Convert to fraction form
3,971,155,511.57/5,948,983,957.25 = 3,093,648,107.63/x - Step 3: Cross multiply
3,971,155,511.57x = 5,948,983,957.25 × 3,093,648,107.63 - Step 4: Simplify right side
3,971,155,511.57x = 18,404,062,961,667,692,544 - Step 5: Solve for x
x = 18,404,062,961,667,692,544/3,971,155,511.57 - Step 6: Final answer
x = 4,634,435,218.68
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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.