Finding the Fourth Proportional to 2,512,997,905.92, 3,764,592,992.16 and 1,957,700,247.36
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Solution
The fourth proportional to 2,512,997,905.92, 3,764,592,992.16 and 1,957,700,247.36 is: 2,932,730,112.75
Step by Step Solution
- Step 1: Write the proportion equation
2,512,997,905.92 : 3,764,592,992.16 = 1,957,700,247.36 : x - Step 2: Convert to fraction form
2,512,997,905.92/3,764,592,992.16 = 1,957,700,247.36/x - Step 3: Cross multiply
2,512,997,905.92x = 3,764,592,992.16 × 1,957,700,247.36 - Step 4: Simplify right side
2,512,997,905.92x = 7,369,944,631,961,354,240 - Step 5: Solve for x
x = 7,369,944,631,961,354,240/2,512,997,905.92 - Step 6: Final answer
x = 2,932,730,112.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.