Finding the Fourth Proportional to 71,337,708.20, 107,006,562.30 and 46,678,845.80
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Solution
The fourth proportional to 71,337,708.20, 107,006,562.30 and 46,678,845.80 is: 70,018,268.70
Step by Step Solution
- Step 1: Write the proportion equation
71,337,708.20 : 107,006,562.30 = 46,678,845.80 : x - Step 2: Convert to fraction form
71,337,708.20/107,006,562.30 = 46,678,845.80/x - Step 3: Cross multiply
71,337,708.20x = 107,006,562.30 × 46,678,845.80 - Step 4: Simplify right side
71,337,708.20x = 4,994,942,821,189,793 - Step 5: Solve for x
x = 4,994,942,821,189,793/71,337,708.20 - Step 6: Final answer
x = 70,018,268.70
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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.