Finding the Fourth Proportional to 2,068,430,796.70, 3,102,646,195.05 and 1,660,284,108.70
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Solution
The fourth proportional to 2,068,430,796.70, 3,102,646,195.05 and 1,660,284,108.70 is: 2,490,426,163.05
Step by Step Solution
- Step 1: Write the proportion equation
2,068,430,796.70 : 3,102,646,195.05 = 1,660,284,108.70 : x - Step 2: Convert to fraction form
2,068,430,796.70/3,102,646,195.05 = 1,660,284,108.70/x - Step 3: Cross multiply
2,068,430,796.70x = 3,102,646,195.05 × 1,660,284,108.70 - Step 4: Simplify right side
2,068,430,796.70x = 5,151,274,172,560,035,840 - Step 5: Solve for x
x = 5,151,274,172,560,035,840/2,068,430,796.70 - Step 6: Final answer
x = 2,490,426,163.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.