Finding the Fourth Proportional to 1,742,497,030.20, 2,613,745,545.30 and 1,347,955,231.80
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Solution
The fourth proportional to 1,742,497,030.20, 2,613,745,545.30 and 1,347,955,231.80 is: 2,021,932,847.70
Step by Step Solution
- Step 1: Write the proportion equation
1,742,497,030.20 : 2,613,745,545.30 = 1,347,955,231.80 : x - Step 2: Convert to fraction form
1,742,497,030.20/2,613,745,545.30 = 1,347,955,231.80/x - Step 3: Cross multiply
1,742,497,030.20x = 2,613,745,545.30 × 1,347,955,231.80 - Step 4: Simplify right side
1,742,497,030.20x = 3,523,211,982,381,079,040 - Step 5: Solve for x
x = 3,523,211,982,381,079,040/1,742,497,030.20 - Step 6: Final answer
x = 2,021,932,847.70
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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.