Finding the Fourth Proportional to 244,612,430.72, 337,579,122.56 and 140,207,902.08
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Solution
The fourth proportional to 244,612,430.72, 337,579,122.56 and 140,207,902.08 is: 193,494,911.20
Step by Step Solution
- Step 1: Write the proportion equation
244,612,430.72 : 337,579,122.56 = 140,207,902.08 : x - Step 2: Convert to fraction form
244,612,430.72/337,579,122.56 = 140,207,902.08/x - Step 3: Cross multiply
244,612,430.72x = 337,579,122.56 × 140,207,902.08 - Step 4: Simplify right side
244,612,430.72x = 47,331,260,560,144,800 - Step 5: Solve for x
x = 47,331,260,560,144,800/244,612,430.72 - Step 6: Final answer
x = 193,494,911.20
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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.