Finding the Fourth Proportional to 1,603,981,234,583.70, 2,406,961,474,113.30 and 743,294,977,435.80
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Solution
The fourth proportional to 1,603,981,234,583.70, 2,406,961,474,113.30 and 743,294,977,435.80 is: 1,115,401,063,313.70
Step by Step Solution
- Step 1: Write the proportion equation
1,603,981,234,583.70 : 2,406,961,474,113.30 = 743,294,977,435.80 : x - Step 2: Convert to fraction form
1,603,981,234,583.70/2,406,961,474,113.30 = 743,294,977,435.80/x - Step 3: Cross multiply
1,603,981,234,583.70x = 2,406,961,474,113.30 × 743,294,977,435.80 - Step 4: Simplify right side
1,603,981,234,583.70x = 1,789,082,374,589,885,100,064,768 - Step 5: Solve for x
x = 1,789,082,374,589,885,100,064,768/1,603,981,234,583.70 - Step 6: Final answer
x = 1,115,401,063,313.70
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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.