Finding the Fourth Proportional to 1,059,102,618.63, 1,461,574,836.56 and 582,847,780.88
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Solution
The fourth proportional to 1,059,102,618.63, 1,461,574,836.56 and 582,847,780.88 is: 804,337,214.44
Step by Step Solution
- Step 1: Write the proportion equation
1,059,102,618.63 : 1,461,574,836.56 = 582,847,780.88 : x - Step 2: Convert to fraction form
1,059,102,618.63/1,461,574,836.56 = 582,847,780.88/x - Step 3: Cross multiply
1,059,102,618.63x = 1,461,574,836.56 × 582,847,780.88 - Step 4: Simplify right side
1,059,102,618.63x = 851,875,650,073,193,984 - Step 5: Solve for x
x = 851,875,650,073,193,984/1,059,102,618.63 - Step 6: Final answer
x = 804,337,214.44
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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.