Finding the Fourth Proportional to 6,441,046,459.40, 9,661,569,689.10 and 6,332,207,342.60
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Solution
The fourth proportional to 6,441,046,459.40, 9,661,569,689.10 and 6,332,207,342.60 is: 9,498,311,013.90
Step by Step Solution
- Step 1: Write the proportion equation
6,441,046,459.40 : 9,661,569,689.10 = 6,332,207,342.60 : x - Step 2: Convert to fraction form
6,441,046,459.40/9,661,569,689.10 = 6,332,207,342.60/x - Step 3: Cross multiply
6,441,046,459.40x = 9,661,569,689.10 × 6,332,207,342.60 - Step 4: Simplify right side
6,441,046,459.40x = 61,179,062,526,360,625,152 - Step 5: Solve for x
x = 61,179,062,526,360,625,152/6,441,046,459.40 - Step 6: Final answer
x = 9,498,311,013.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.