Finding the Fourth Proportional to 3,201,618,904,733.40, 4,418,234,088,534 and 1,831,394,356,649.80
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Solution
The fourth proportional to 3,201,618,904,733.40, 4,418,234,088,534 and 1,831,394,356,649.80 is: 2,527,324,212,177.82
Step by Step Solution
- Step 1: Write the proportion equation
3,201,618,904,733.40 : 4,418,234,088,534 = 1,831,394,356,649.80 : x - Step 2: Convert to fraction form
3,201,618,904,733.40/4,418,234,088,534 = 1,831,394,356,649.80/x - Step 3: Cross multiply
3,201,618,904,733.40x = 4,418,234,088,534 × 1,831,394,356,649.80 - Step 4: Simplify right side
3,201,618,904,733.40x = 8,091,528,976,098,940,512,370,688 - Step 5: Solve for x
x = 8,091,528,976,098,940,512,370,688/3,201,618,904,733.40 - Step 6: Final answer
x = 2,527,324,212,177.82
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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.