Finding the Fourth Proportional to 294,898,614.03, 406,969,861.68 and 160,943,864.90
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Solution
The fourth proportional to 294,898,614.03, 406,969,861.68 and 160,943,864.90 is: 222,107,867.99
Step by Step Solution
- Step 1: Write the proportion equation
294,898,614.03 : 406,969,861.68 = 160,943,864.90 : x - Step 2: Convert to fraction form
294,898,614.03/406,969,861.68 = 160,943,864.90/x - Step 3: Cross multiply
294,898,614.03x = 406,969,861.68 × 160,943,864.90 - Step 4: Simplify right side
294,898,614.03x = 65,499,302,434,562,760 - Step 5: Solve for x
x = 65,499,302,434,562,760/294,898,614.03 - Step 6: Final answer
x = 222,107,867.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.