Finding the Fourth Proportional to 214,844,648.96, 321,624,635.33 and 131,584,240.68
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Solution
The fourth proportional to 214,844,648.96, 321,624,635.33 and 131,584,240.68 is: 196,982,953.17
Step by Step Solution
- Step 1: Write the proportion equation
214,844,648.96 : 321,624,635.33 = 131,584,240.68 : x - Step 2: Convert to fraction form
214,844,648.96/321,624,635.33 = 131,584,240.68/x - Step 3: Cross multiply
214,844,648.96x = 321,624,635.33 × 131,584,240.68 - Step 4: Simplify right side
214,844,648.96x = 42,320,733,423,222,032 - Step 5: Solve for x
x = 42,320,733,423,222,032/214,844,648.96 - Step 6: Final answer
x = 196,982,953.17
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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.