Finding the Fourth Proportional to 129,546,668.28, 194,354,035.56 and 46,556,799.84
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Solution
The fourth proportional to 129,546,668.28, 194,354,035.56 and 46,556,799.84 is: 69,847,430.67
Step by Step Solution
- Step 1: Write the proportion equation
129,546,668.28 : 194,354,035.56 = 46,556,799.84 : x - Step 2: Convert to fraction form
129,546,668.28/194,354,035.56 = 46,556,799.84/x - Step 3: Cross multiply
129,546,668.28x = 194,354,035.56 × 46,556,799.84 - Step 4: Simplify right side
129,546,668.28x = 9,048,501,931,663,164 - Step 5: Solve for x
x = 9,048,501,931,663,164/129,546,668.28 - Step 6: Final answer
x = 69,847,430.67
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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.