Finding the Fourth Proportional to 111,449,402.28, 167,187,398.58 and 53,900,320.68
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Solution
The fourth proportional to 111,449,402.28, 167,187,398.58 and 53,900,320.68 is: 80,856,910.96
Step by Step Solution
- Step 1: Write the proportion equation
111,449,402.28 : 167,187,398.58 = 53,900,320.68 : x - Step 2: Convert to fraction form
111,449,402.28/167,187,398.58 = 53,900,320.68/x - Step 3: Cross multiply
111,449,402.28x = 167,187,398.58 × 53,900,320.68 - Step 4: Simplify right side
111,449,402.28x = 9,011,454,397,116,978 - Step 5: Solve for x
x = 9,011,454,397,116,978/111,449,402.28 - Step 6: Final answer
x = 80,856,910.96
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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.