Finding the Fourth Proportional to 534,055,597.20, 736,986,969.51 and 295,899,912.99
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Solution
The fourth proportional to 534,055,597.20, 736,986,969.51 and 295,899,912.99 is: 408,336,475.26
Step by Step Solution
- Step 1: Write the proportion equation
534,055,597.20 : 736,986,969.51 = 295,899,912.99 : x - Step 2: Convert to fraction form
534,055,597.20/736,986,969.51 = 295,899,912.99/x - Step 3: Cross multiply
534,055,597.20x = 736,986,969.51 × 295,899,912.99 - Step 4: Simplify right side
534,055,597.20x = 218,074,380,152,772,800 - Step 5: Solve for x
x = 218,074,380,152,772,800/534,055,597.20 - Step 6: Final answer
x = 408,336,475.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.