Finding the Fourth Proportional to 98,146,182.96, 135,436,205.16 and 54,093,048.12
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Solution
The fourth proportional to 98,146,182.96, 135,436,205.16 and 54,093,048.12 is: 74,645,360.03
Step by Step Solution
- Step 1: Write the proportion equation
98,146,182.96 : 135,436,205.16 = 54,093,048.12 : x - Step 2: Convert to fraction form
98,146,182.96/135,436,205.16 = 54,093,048.12/x - Step 3: Cross multiply
98,146,182.96x = 135,436,205.16 × 54,093,048.12 - Step 4: Simplify right side
98,146,182.96x = 7,326,157,162,910,072 - Step 5: Solve for x
x = 7,326,157,162,910,072/98,146,182.96 - Step 6: Final answer
x = 74,645,360.03
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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.