Finding the Fourth Proportional to 4,330,782,649.56, 5,976,320,023.92 and 2,350,590,968.28
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Solution
The fourth proportional to 4,330,782,649.56, 5,976,320,023.92 and 2,350,590,968.28 is: 3,243,728,676.43
Step by Step Solution
- Step 1: Write the proportion equation
4,330,782,649.56 : 5,976,320,023.92 = 2,350,590,968.28 : x - Step 2: Convert to fraction form
4,330,782,649.56/5,976,320,023.92 = 2,350,590,968.28/x - Step 3: Cross multiply
4,330,782,649.56x = 5,976,320,023.92 × 2,350,590,968.28 - Step 4: Simplify right side
4,330,782,649.56x = 14,047,883,871,777,267,712 - Step 5: Solve for x
x = 14,047,883,871,777,267,712/4,330,782,649.56 - Step 6: Final answer
x = 3,243,728,676.43
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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.