Finding the Fourth Proportional to 6,215,138,750.37, 8,576,791,380.77 and 3,395,686,136.61
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Solution
The fourth proportional to 6,215,138,750.37, 8,576,791,380.77 and 3,395,686,136.61 is: 4,685,992,181.03
Step by Step Solution
- Step 1: Write the proportion equation
6,215,138,750.37 : 8,576,791,380.77 = 3,395,686,136.61 : x - Step 2: Convert to fraction form
6,215,138,750.37/8,576,791,380.77 = 3,395,686,136.61/x - Step 3: Cross multiply
6,215,138,750.37x = 8,576,791,380.77 × 3,395,686,136.61 - Step 4: Simplify right side
6,215,138,750.37x = 29,124,091,588,259,852,288 - Step 5: Solve for x
x = 29,124,091,588,259,852,288/6,215,138,750.37 - Step 6: Final answer
x = 4,685,992,181.03
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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.