Finding the Fourth Proportional to 4,703,690,969.43, 6,491,264,829.42 and 2,560,194,070.86
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Solution
The fourth proportional to 4,703,690,969.43, 6,491,264,829.42 and 2,560,194,070.86 is: 3,533,161,050.90
Step by Step Solution
- Step 1: Write the proportion equation
4,703,690,969.43 : 6,491,264,829.42 = 2,560,194,070.86 : x - Step 2: Convert to fraction form
4,703,690,969.43/6,491,264,829.42 = 2,560,194,070.86/x - Step 3: Cross multiply
4,703,690,969.43x = 6,491,264,829.42 × 2,560,194,070.86 - Step 4: Simplify right side
4,703,690,969.43x = 16,618,897,728,663,134,208 - Step 5: Solve for x
x = 16,618,897,728,663,134,208/4,703,690,969.43 - Step 6: Final answer
x = 3,533,161,050.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.