Finding the Fourth Proportional to 193,547,902.70, 290,321,854.05 and 173,840,408.30
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Solution
The fourth proportional to 193,547,902.70, 290,321,854.05 and 173,840,408.30 is: 260,760,612.45
Step by Step Solution
- Step 1: Write the proportion equation
193,547,902.70 : 290,321,854.05 = 173,840,408.30 : x - Step 2: Convert to fraction form
193,547,902.70/290,321,854.05 = 173,840,408.30/x - Step 3: Cross multiply
193,547,902.70x = 290,321,854.05 × 173,840,408.30 - Step 4: Simplify right side
193,547,902.70x = 50,469,669,646,465,016 - Step 5: Solve for x
x = 50,469,669,646,465,016/193,547,902.70 - Step 6: Final answer
x = 260,760,612.45
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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.