Finding the Fourth Proportional to 6,485,532,761.16, 8,950,048,398.60 and 3,515,311,024.20
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Solution
The fourth proportional to 6,485,532,761.16, 8,950,048,398.60 and 3,515,311,024.20 is: 4,851,136,361.71
Step by Step Solution
- Step 1: Write the proportion equation
6,485,532,761.16 : 8,950,048,398.60 = 3,515,311,024.20 : x - Step 2: Convert to fraction form
6,485,532,761.16/8,950,048,398.60 = 3,515,311,024.20/x - Step 3: Cross multiply
6,485,532,761.16x = 8,950,048,398.60 × 3,515,311,024.20 - Step 4: Simplify right side
6,485,532,761.16x = 31,462,203,802,722,136,064 - Step 5: Solve for x
x = 31,462,203,802,722,136,064/6,485,532,761.16 - Step 6: Final answer
x = 4,851,136,361.71
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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.