Finding the Fourth Proportional to 201,676,570.62, 278,442,396.12 and 164,595,438.87
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Solution
The fourth proportional to 201,676,570.62, 278,442,396.12 and 164,595,438.87 is: 227,246,765.69
Step by Step Solution
- Step 1: Write the proportion equation
201,676,570.62 : 278,442,396.12 = 164,595,438.87 : x - Step 2: Convert to fraction form
201,676,570.62/278,442,396.12 = 164,595,438.87/x - Step 3: Cross multiply
201,676,570.62x = 278,442,396.12 × 164,595,438.87 - Step 4: Simplify right side
201,676,570.62x = 45,830,348,389,385,784 - Step 5: Solve for x
x = 45,830,348,389,385,784/201,676,570.62 - Step 6: Final answer
x = 227,246,765.69
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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.