Finding the Fourth Proportional to 4,330,782,674.81, 5,976,320,058.82 and 2,350,590,993.53
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Solution
The fourth proportional to 4,330,782,674.81, 5,976,320,058.82 and 2,350,590,993.53 is: 3,243,728,711.31
Step by Step Solution
- Step 1: Write the proportion equation
4,330,782,674.81 : 5,976,320,058.82 = 2,350,590,993.53 : x - Step 2: Convert to fraction form
4,330,782,674.81/5,976,320,058.82 = 2,350,590,993.53/x - Step 3: Cross multiply
4,330,782,674.81x = 5,976,320,058.82 × 2,350,590,993.53 - Step 4: Simplify right side
4,330,782,674.81x = 14,047,884,104,714,973,184 - Step 5: Solve for x
x = 14,047,884,104,714,973,184/4,330,782,674.81 - Step 6: Final answer
x = 3,243,728,711.31
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1.5x scale
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.