Finding the Fourth Proportional to 170,670,082.68, 235,525,338.36 and 92,353,636.80
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Solution
The fourth proportional to 170,670,082.68, 235,525,338.36 and 92,353,636.80 is: 127,448,356.59
Step by Step Solution
- Step 1: Write the proportion equation
170,670,082.68 : 235,525,338.36 = 92,353,636.80 : x - Step 2: Convert to fraction form
170,670,082.68/235,525,338.36 = 92,353,636.80/x - Step 3: Cross multiply
170,670,082.68x = 235,525,338.36 × 92,353,636.80 - Step 4: Simplify right side
170,670,082.68x = 21,751,621,556,096,548 - Step 5: Solve for x
x = 21,751,621,556,096,548/170,670,082.68 - Step 6: Final answer
x = 127,448,356.59
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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.