Finding the Fourth Proportional to 299,318,327.76, 410,059,295.62 and 288,127,347.92
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Solution
The fourth proportional to 299,318,327.76, 410,059,295.62 and 288,127,347.92 is: 394,727,907.98
Step by Step Solution
- Step 1: Write the proportion equation
299,318,327.76 : 410,059,295.62 = 288,127,347.92 : x - Step 2: Convert to fraction form
299,318,327.76/410,059,295.62 = 288,127,347.92/x - Step 3: Cross multiply
299,318,327.76x = 410,059,295.62 × 288,127,347.92 - Step 4: Simplify right side
299,318,327.76x = 118,149,297,336,933,888 - Step 5: Solve for x
x = 118,149,297,336,933,888/299,318,327.76 - Step 6: Final answer
x = 394,727,907.98
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.