Finding the Fourth Proportional to 3,471,390,433.15, 4,790,437,314.88 and 2,042,554,087.09
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Solution
The fourth proportional to 3,471,390,433.15, 4,790,437,314.88 and 2,042,554,087.09 is: 2,818,676,695.95
Step by Step Solution
- Step 1: Write the proportion equation
3,471,390,433.15 : 4,790,437,314.88 = 2,042,554,087.09 : x - Step 2: Convert to fraction form
3,471,390,433.15/4,790,437,314.88 = 2,042,554,087.09/x - Step 3: Cross multiply
3,471,390,433.15x = 4,790,437,314.88 × 2,042,554,087.09 - Step 4: Simplify right side
3,471,390,433.15x = 9,784,727,316,456,589,312 - Step 5: Solve for x
x = 9,784,727,316,456,589,312/3,471,390,433.15 - Step 6: Final answer
x = 2,818,676,695.95
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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.