Finding the Fourth Proportional to 482,757,244.80, 724,135,867.20 and 176,059,363.20
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Solution
The fourth proportional to 482,757,244.80, 724,135,867.20 and 176,059,363.20 is: 264,089,044.80
Step by Step Solution
- Step 1: Write the proportion equation
482,757,244.80 : 724,135,867.20 = 176,059,363.20 : x - Step 2: Convert to fraction form
482,757,244.80/724,135,867.20 = 176,059,363.20/x - Step 3: Cross multiply
482,757,244.80x = 724,135,867.20 × 176,059,363.20 - Step 4: Simplify right side
482,757,244.80x = 127,490,899,649,511,760 - Step 5: Solve for x
x = 127,490,899,649,511,760/482,757,244.80 - Step 6: Final answer
x = 264,089,044.80
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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.