Finding the Fourth Proportional to 5,455,676,900.15, 8,183,515,350.23 and 2,356,312,988.15
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Solution
The fourth proportional to 5,455,676,900.15, 8,183,515,350.23 and 2,356,312,988.15 is: 3,534,469,482.23
Step by Step Solution
- Step 1: Write the proportion equation
5,455,676,900.15 : 8,183,515,350.23 = 2,356,312,988.15 : x - Step 2: Convert to fraction form
5,455,676,900.15/8,183,515,350.23 = 2,356,312,988.15/x - Step 3: Cross multiply
5,455,676,900.15x = 8,183,515,350.23 × 2,356,312,988.15 - Step 4: Simplify right side
5,455,676,900.15x = 19,282,923,508,460,064,768 - Step 5: Solve for x
x = 19,282,923,508,460,064,768/5,455,676,900.15 - Step 6: Final answer
x = 3,534,469,482.23
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Double scale
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Similar ratio
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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.