Finding the Fourth Proportional to 332,984,212.12, 499,464,343.68 and 87,338,884.96
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Solution
The fourth proportional to 332,984,212.12, 499,464,343.68 and 87,338,884.96 is: 131,005,186.63
Step by Step Solution
- Step 1: Write the proportion equation
332,984,212.12 : 499,464,343.68 = 87,338,884.96 : x - Step 2: Convert to fraction form
332,984,212.12/499,464,343.68 = 87,338,884.96/x - Step 3: Cross multiply
332,984,212.12x = 499,464,343.68 × 87,338,884.96 - Step 4: Simplify right side
332,984,212.12x = 43,622,658,854,289,424 - Step 5: Solve for x
x = 43,622,658,854,289,424/332,984,212.12 - Step 6: Final answer
x = 131,005,186.63
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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.