Finding the Fourth Proportional to 124,055,183.70, 186,082,775.55 and 122,141,996.10
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Solution
The fourth proportional to 124,055,183.70, 186,082,775.55 and 122,141,996.10 is: 183,212,994.15
Step by Step Solution
- Step 1: Write the proportion equation
124,055,183.70 : 186,082,775.55 = 122,141,996.10 : x - Step 2: Convert to fraction form
124,055,183.70/186,082,775.55 = 122,141,996.10/x - Step 3: Cross multiply
124,055,183.70x = 186,082,775.55 × 122,141,996.10 - Step 4: Simplify right side
124,055,183.70x = 22,728,521,645,505,276 - Step 5: Solve for x
x = 22,728,521,645,505,276/124,055,183.70 - Step 6: Final answer
x = 183,212,994.15
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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.