Finding the Fourth Proportional to 181,964,701.80, 273,021,702.30 and 67,004,317.80
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Solution
The fourth proportional to 181,964,701.80, 273,021,702.30 and 67,004,317.80 is: 100,533,964.70
Step by Step Solution
- Step 1: Write the proportion equation
181,964,701.80 : 273,021,702.30 = 67,004,317.80 : x - Step 2: Convert to fraction form
181,964,701.80/273,021,702.30 = 67,004,317.80/x - Step 3: Cross multiply
181,964,701.80x = 273,021,702.30 × 67,004,317.80 - Step 4: Simplify right side
181,964,701.80x = 18,293,632,907,206,192 - Step 5: Solve for x
x = 18,293,632,907,206,192/181,964,701.80 - Step 6: Final answer
x = 100,533,964.70
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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.