Finding the Fourth Proportional to 251,184,368.80, 376,794,489.33 and 66,950,879.86
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Solution
The fourth proportional to 251,184,368.80, 376,794,489.33 and 66,950,879.86 is: 100,431,100.50
Step by Step Solution
- Step 1: Write the proportion equation
251,184,368.80 : 376,794,489.33 = 66,950,879.86 : x - Step 2: Convert to fraction form
251,184,368.80/376,794,489.33 = 66,950,879.86/x - Step 3: Cross multiply
251,184,368.80x = 376,794,489.33 × 66,950,879.86 - Step 4: Simplify right side
251,184,368.80x = 25,226,722,587,042,880 - Step 5: Solve for x
x = 25,226,722,587,042,880/251,184,368.80 - Step 6: Final answer
x = 100,431,100.50
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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.