Finding the Fourth Proportional to 2,147,933,717.44, 2,964,127,114.10 and 1,195,298,137.99
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Solution
The fourth proportional to 2,147,933,717.44, 2,964,127,114.10 and 1,195,298,137.99 is: 1,649,499,512.70
Step by Step Solution
- Step 1: Write the proportion equation
2,147,933,717.44 : 2,964,127,114.10 = 1,195,298,137.99 : x - Step 2: Convert to fraction form
2,147,933,717.44/2,964,127,114.10 = 1,195,298,137.99/x - Step 3: Cross multiply
2,147,933,717.44x = 2,964,127,114.10 × 1,195,298,137.99 - Step 4: Simplify right side
2,147,933,717.44x = 3,543,015,620,239,348,224 - Step 5: Solve for x
x = 3,543,015,620,239,348,224/2,147,933,717.44 - Step 6: Final answer
x = 1,649,499,512.70
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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.