Finding the Fourth Proportional to 209,204,491.78, 313,852,138.51 and 63,634,269.75
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Solution
The fourth proportional to 209,204,491.78, 313,852,138.51 and 63,634,269.75 is: 95,465,214.32
Step by Step Solution
- Step 1: Write the proportion equation
209,204,491.78 : 313,852,138.51 = 63,634,269.75 : x - Step 2: Convert to fraction form
209,204,491.78/313,852,138.51 = 63,634,269.75/x - Step 3: Cross multiply
209,204,491.78x = 313,852,138.51 × 63,634,269.75 - Step 4: Simplify right side
209,204,491.78x = 19,971,751,644,812,460 - Step 5: Solve for x
x = 19,971,751,644,812,460/209,204,491.78 - Step 6: Final answer
x = 95,465,214.32
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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.