Finding the Fourth Proportional to 1,597,291,556.68, 2,204,376,411.84 and 882,811,739.80
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Solution
The fourth proportional to 1,597,291,556.68, 2,204,376,411.84 and 882,811,739.80 is: 1,218,343,243.08
Step by Step Solution
- Step 1: Write the proportion equation
1,597,291,556.68 : 2,204,376,411.84 = 882,811,739.80 : x - Step 2: Convert to fraction form
1,597,291,556.68/2,204,376,411.84 = 882,811,739.80/x - Step 3: Cross multiply
1,597,291,556.68x = 2,204,376,411.84 × 882,811,739.80 - Step 4: Simplify right side
1,597,291,556.68x = 1,946,049,375,310,551,808 - Step 5: Solve for x
x = 1,946,049,375,310,551,808/1,597,291,556.68 - Step 6: Final answer
x = 1,218,343,243.08
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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.