Finding the Fourth Proportional to 98,079,116.68, 147,122,815.74 and 28,992,078.28
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Solution
The fourth proportional to 98,079,116.68, 147,122,815.74 and 28,992,078.28 is: 43,489,341.41
Step by Step Solution
- Step 1: Write the proportion equation
98,079,116.68 : 147,122,815.74 = 28,992,078.28 : x - Step 2: Convert to fraction form
98,079,116.68/147,122,815.74 = 28,992,078.28/x - Step 3: Cross multiply
98,079,116.68x = 147,122,815.74 × 28,992,078.28 - Step 4: Simplify right side
98,079,116.68x = 4,265,396,190,708,096.50 - Step 5: Solve for x
x = 4,265,396,190,708,096.50/98,079,116.68 - Step 6: Final answer
x = 43,489,341.41
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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.