Finding the Fourth Proportional to 559,189,791.32, 838,784,662.68 and 531,228,107
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Solution
The fourth proportional to 559,189,791.32, 838,784,662.68 and 531,228,107 is: 796,842,137.42
Step by Step Solution
- Step 1: Write the proportion equation
559,189,791.32 : 838,784,662.68 = 531,228,107 : x - Step 2: Convert to fraction form
559,189,791.32/838,784,662.68 = 531,228,107/x - Step 3: Cross multiply
559,189,791.32x = 838,784,662.68 × 531,228,107 - Step 4: Simplify right side
559,189,791.32x = 445,585,988,536,129,920 - Step 5: Solve for x
x = 445,585,988,536,129,920/559,189,791.32 - Step 6: Final answer
x = 796,842,137.42
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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.