Finding the Fourth Proportional to 2,243,043,341.66, 3,365,146,745.74 and 1,192,918,022.40
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Solution
The fourth proportional to 2,243,043,341.66, 3,365,146,745.74 and 1,192,918,022.40 is: 1,789,686,416.87
Step by Step Solution
- Step 1: Write the proportion equation
2,243,043,341.66 : 3,365,146,745.74 = 1,192,918,022.40 : x - Step 2: Convert to fraction form
2,243,043,341.66/3,365,146,745.74 = 1,192,918,022.40/x - Step 3: Cross multiply
2,243,043,341.66x = 3,365,146,745.74 × 1,192,918,022.40 - Step 4: Simplify right side
2,243,043,341.66x = 4,014,344,201,013,956,608 - Step 5: Solve for x
x = 4,014,344,201,013,956,608/2,243,043,341.66 - Step 6: Final answer
x = 1,789,686,416.87
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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.