Finding the Fourth Proportional to 88,125,806.81, 121,616,350.86 and 48,432,617.30
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Solution
The fourth proportional to 88,125,806.81, 121,616,350.86 and 48,432,617.30 is: 66,838,516.34
Step by Step Solution
- Step 1: Write the proportion equation
88,125,806.81 : 121,616,350.86 = 48,432,617.30 : x - Step 2: Convert to fraction form
88,125,806.81/121,616,350.86 = 48,432,617.30/x - Step 3: Cross multiply
88,125,806.81x = 121,616,350.86 × 48,432,617.30 - Step 4: Simplify right side
88,125,806.81x = 5,890,198,178,016,824 - Step 5: Solve for x
x = 5,890,198,178,016,824/88,125,806.81 - Step 6: Final answer
x = 66,838,516.34
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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.