Finding the Fourth Proportional to 1,742,229,029.70, 2,613,343,544.55 and 1,347,687,231.30
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Solution
The fourth proportional to 1,742,229,029.70, 2,613,343,544.55 and 1,347,687,231.30 is: 2,021,530,846.95
Step by Step Solution
- Step 1: Write the proportion equation
1,742,229,029.70 : 2,613,343,544.55 = 1,347,687,231.30 : x - Step 2: Convert to fraction form
1,742,229,029.70/2,613,343,544.55 = 1,347,687,231.30/x - Step 3: Cross multiply
1,742,229,029.70x = 2,613,343,544.55 × 1,347,687,231.30 - Step 4: Simplify right side
1,742,229,029.70x = 3,521,969,725,990,318,080 - Step 5: Solve for x
x = 3,521,969,725,990,318,080/1,742,229,029.70 - Step 6: Final answer
x = 2,021,530,846.95
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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.