Finding the Third Proportional to 48,115,378 and 69,518,427
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Solution
The third proportional to 48,115,378 and 69,518,427 is: 100,442,143.31
Step by Step Solution
- Step 1: Write the proportion equation
48,115,378 : 69,518,427 = 69,518,427 : x - Step 2: Convert to fraction form
48,115,378/69,518,427 = 69,518,427/x - Step 3: Cross multiply
48,115,378x = 69,518,427 × 69,518,427 - Step 4: Simplify right side
48,115,378x = 4,832,811,692,554,329 - Step 5: Solve for x
x = 4,832,811,692,554,329/48,115,378 - Step 6: Final answer
x = 100,442,143.31
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.