Finding the Fourth Proportional to 1,603,981,232,858.30, 2,406,961,471,511 and 743,294,975,710.55
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Solution
The fourth proportional to 1,603,981,232,858.30, 2,406,961,471,511 and 743,294,975,710.55 is: 1,115,401,060,718.68
Step by Step Solution
- Step 1: Write the proportion equation
1,603,981,232,858.30 : 2,406,961,471,511 = 743,294,975,710.55 : x - Step 2: Convert to fraction form
1,603,981,232,858.30/2,406,961,471,511 = 743,294,975,710.55/x - Step 3: Cross multiply
1,603,981,232,858.30x = 2,406,961,471,511 × 743,294,975,710.55 - Step 4: Simplify right side
1,603,981,232,858.30x = 1,789,082,368,502,998,660,808,704 - Step 5: Solve for x
x = 1,789,082,368,502,998,660,808,704/1,603,981,232,858.30 - Step 6: Final answer
x = 1,115,401,060,718.68
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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.