Finding the Fourth Proportional to 69,876,233.20, 104,814,349.80 and 44,430,050.80
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Solution
The fourth proportional to 69,876,233.20, 104,814,349.80 and 44,430,050.80 is: 66,645,076.20
Step by Step Solution
- Step 1: Write the proportion equation
69,876,233.20 : 104,814,349.80 = 44,430,050.80 : x - Step 2: Convert to fraction form
69,876,233.20/104,814,349.80 = 44,430,050.80/x - Step 3: Cross multiply
69,876,233.20x = 104,814,349.80 × 44,430,050.80 - Step 4: Simplify right side
69,876,233.20x = 4,656,906,886,182,969 - Step 5: Solve for x
x = 4,656,906,886,182,969/69,876,233.20 - Step 6: Final answer
x = 66,645,076.20
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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.