Finding the Fourth Proportional to 433,102,374.80, 649,653,562.20 and 336,356,493.20
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Solution
The fourth proportional to 433,102,374.80, 649,653,562.20 and 336,356,493.20 is: 504,534,739.80
Step by Step Solution
- Step 1: Write the proportion equation
433,102,374.80 : 649,653,562.20 = 336,356,493.20 : x - Step 2: Convert to fraction form
433,102,374.80/649,653,562.20 = 336,356,493.20/x - Step 3: Cross multiply
433,102,374.80x = 649,653,562.20 × 336,356,493.20 - Step 4: Simplify right side
433,102,374.80x = 218,515,193,976,480,096 - Step 5: Solve for x
x = 218,515,193,976,480,096/433,102,374.80 - Step 6: Final answer
x = 504,534,739.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.