Finding the Fourth Proportional to 4,195,817,135.30, 5,790,198,191.01 and 2,290,578,610.46
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Solution
The fourth proportional to 4,195,817,135.30, 5,790,198,191.01 and 2,290,578,610.46 is: 3,160,982,401.99
Step by Step Solution
- Step 1: Write the proportion equation
4,195,817,135.30 : 5,790,198,191.01 = 2,290,578,610.46 : x - Step 2: Convert to fraction form
4,195,817,135.30/5,790,198,191.01 = 2,290,578,610.46/x - Step 3: Cross multiply
4,195,817,135.30x = 5,790,198,191.01 × 2,290,578,610.46 - Step 4: Simplify right side
4,195,817,135.30x = 13,262,904,126,651,693,056 - Step 5: Solve for x
x = 13,262,904,126,651,693,056/4,195,817,135.30 - Step 6: Final answer
x = 3,160,982,401.99
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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.