Finding the Fourth Proportional to 8,236,167,540.24, 11,213,856,482.16 and 8,210,016,657.84
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Solution
The fourth proportional to 8,236,167,540.24, 11,213,856,482.16 and 8,210,016,657.84 is: 11,178,251,057.59
Step by Step Solution
- Step 1: Write the proportion equation
8,236,167,540.24 : 11,213,856,482.16 = 8,210,016,657.84 : x - Step 2: Convert to fraction form
8,236,167,540.24/11,213,856,482.16 = 8,210,016,657.84/x - Step 3: Cross multiply
8,236,167,540.24x = 11,213,856,482.16 × 8,210,016,657.84 - Step 4: Simplify right side
8,236,167,540.24x = 92,065,948,517,160,665,088 - Step 5: Solve for x
x = 92,065,948,517,160,665,088/8,236,167,540.24 - Step 6: Final answer
x = 11,178,251,057.59
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.