Finding the Fourth Proportional to 634,135,720.20, 950,975,366.85 and 219,499,882.44
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Solution
The fourth proportional to 634,135,720.20, 950,975,366.85 and 219,499,882.44 is: 329,170,829.80
Step by Step Solution
- Step 1: Write the proportion equation
634,135,720.20 : 950,975,366.85 = 219,499,882.44 : x - Step 2: Convert to fraction form
634,135,720.20/950,975,366.85 = 219,499,882.44/x - Step 3: Cross multiply
634,135,720.20x = 950,975,366.85 × 219,499,882.44 - Step 4: Simplify right side
634,135,720.20x = 208,738,981,226,910,880 - Step 5: Solve for x
x = 208,738,981,226,910,880/634,135,720.20 - Step 6: Final answer
x = 329,170,829.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.