Finding the Fourth Proportional to 4,143,389,309.05, 6,219,508,291.92 and 1,783,718,201.38
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Solution
The fourth proportional to 4,143,389,309.05, 6,219,508,291.92 and 1,783,718,201.38 is: 2,677,481,963.78
Step by Step Solution
- Step 1: Write the proportion equation
4,143,389,309.05 : 6,219,508,291.92 = 1,783,718,201.38 : x - Step 2: Convert to fraction form
4,143,389,309.05/6,219,508,291.92 = 1,783,718,201.38/x - Step 3: Cross multiply
4,143,389,309.05x = 6,219,508,291.92 × 1,783,718,201.38 - Step 4: Simplify right side
4,143,389,309.05x = 11,093,850,143,900,440,576 - Step 5: Solve for x
x = 11,093,850,143,900,440,576/4,143,389,309.05 - Step 6: Final answer
x = 2,677,481,963.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.