Finding the Fourth Proportional to 66,190,138,803.63, 99,284,553,917.33 and 30,324,722,554.08
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Solution
The fourth proportional to 66,190,138,803.63, 99,284,553,917.33 and 30,324,722,554.08 is: 45,486,784,071.88
Step by Step Solution
- Step 1: Write the proportion equation
66,190,138,803.63 : 99,284,553,917.33 = 30,324,722,554.08 : x - Step 2: Convert to fraction form
66,190,138,803.63/99,284,553,917.33 = 30,324,722,554.08/x - Step 3: Cross multiply
66,190,138,803.63x = 99,284,553,917.33 × 30,324,722,554.08 - Step 4: Simplify right side
66,190,138,803.63x = 3,010,776,551,448,477,433,856 - Step 5: Solve for x
x = 3,010,776,551,448,477,433,856/66,190,138,803.63 - Step 6: Final answer
x = 45,486,784,071.88
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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.