Finding the Fourth Proportional to 471,624,742.48, 650,844,668.33 and 270,665,592.01
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Solution
The fourth proportional to 471,624,742.48, 650,844,668.33 and 270,665,592.01 is: 373,519,965.32
Step by Step Solution
- Step 1: Write the proportion equation
471,624,742.48 : 650,844,668.33 = 270,665,592.01 : x - Step 2: Convert to fraction form
471,624,742.48/650,844,668.33 = 270,665,592.01/x - Step 3: Cross multiply
471,624,742.48x = 650,844,668.33 × 270,665,592.01 - Step 4: Simplify right side
471,624,742.48x = 176,161,257,455,484,000 - Step 5: Solve for x
x = 176,161,257,455,484,000/471,624,742.48 - Step 6: Final answer
x = 373,519,965.32
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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.