Finding the Fourth Proportional to 3,831,467,793.30, 5,747,201,689.95 and 2,913,137,745.30
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Solution
The fourth proportional to 3,831,467,793.30, 5,747,201,689.95 and 2,913,137,745.30 is: 4,369,706,617.95
Step by Step Solution
- Step 1: Write the proportion equation
3,831,467,793.30 : 5,747,201,689.95 = 2,913,137,745.30 : x - Step 2: Convert to fraction form
3,831,467,793.30/5,747,201,689.95 = 2,913,137,745.30/x - Step 3: Cross multiply
3,831,467,793.30x = 5,747,201,689.95 × 2,913,137,745.30 - Step 4: Simplify right side
3,831,467,793.30x = 16,742,390,172,845,293,568 - Step 5: Solve for x
x = 16,742,390,172,845,293,568/3,831,467,793.30 - Step 6: Final answer
x = 4,369,706,617.95
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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.