Finding the Third Proportional to 68,317,989.75 and 147,522,135.88
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Solution
The third proportional to 68,317,989.75 and 147,522,135.88 is: 318,551,243.28
Step by Step Solution
- Step 1: Write the proportion equation
68,317,989.75 : 147,522,135.88 = 147,522,135.88 : x - Step 2: Convert to fraction form
68,317,989.75/147,522,135.88 = 147,522,135.88/x - Step 3: Cross multiply
68,317,989.75x = 147,522,135.88 × 147,522,135.88 - Step 4: Simplify right side
68,317,989.75x = 21,762,780,573,121,964 - Step 5: Solve for x
x = 21,762,780,573,121,964/68,317,989.75 - Step 6: Final answer
x = 318,551,243.28
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.