Finding the Fourth Proportional to 107,546,691,750.36, 148,481,414,126.64 and 68,461,293,142.72
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Solution
The fourth proportional to 107,546,691,750.36, 148,481,414,126.64 and 68,461,293,142.72 is: 94,519,221,868.45
Step by Step Solution
- Step 1: Write the proportion equation
107,546,691,750.36 : 148,481,414,126.64 = 68,461,293,142.72 : x - Step 2: Convert to fraction form
107,546,691,750.36/148,481,414,126.64 = 68,461,293,142.72/x - Step 3: Cross multiply
107,546,691,750.36x = 148,481,414,126.64 × 68,461,293,142.72 - Step 4: Simplify right side
107,546,691,750.36x = 10,165,229,618,770,101,665,792 - Step 5: Solve for x
x = 10,165,229,618,770,101,665,792/107,546,691,750.36 - Step 6: Final answer
x = 94,519,221,868.45
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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.