Finding the Fourth Proportional to 170,560,867.02, 235,373,996.70 and 92,244,420.12
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Solution
The fourth proportional to 170,560,867.02, 235,373,996.70 and 92,244,420.12 is: 127,297,299.88
Step by Step Solution
- Step 1: Write the proportion equation
170,560,867.02 : 235,373,996.70 = 92,244,420.12 : x - Step 2: Convert to fraction form
170,560,867.02/235,373,996.70 = 92,244,420.12/x - Step 3: Cross multiply
170,560,867.02x = 235,373,996.70 × 92,244,420.12 - Step 4: Simplify right side
170,560,867.02x = 21,711,937,836,918,292 - Step 5: Solve for x
x = 21,711,937,836,918,292/170,560,867.02 - Step 6: Final answer
x = 127,297,299.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.