Finding the Fourth Proportional to 3,317,329,229.43, 4,577,884,012.17 and 1,811,955,128.84
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Solution
The fourth proportional to 3,317,329,229.43, 4,577,884,012.17 and 1,811,955,128.84 is: 2,500,481,514.31
Step by Step Solution
- Step 1: Write the proportion equation
3,317,329,229.43 : 4,577,884,012.17 = 1,811,955,128.84 : x - Step 2: Convert to fraction form
3,317,329,229.43/4,577,884,012.17 = 1,811,955,128.84/x - Step 3: Cross multiply
3,317,329,229.43x = 4,577,884,012.17 × 1,811,955,128.84 - Step 4: Simplify right side
3,317,329,229.43x = 8,294,920,415,063,179,264 - Step 5: Solve for x
x = 8,294,920,415,063,179,264/3,317,329,229.43 - Step 6: Final answer
x = 2,500,481,514.31
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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.