Finding the Fourth Proportional to 204,844,178.80, 307,266,268.20 and 201,442,956.40
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Solution
The fourth proportional to 204,844,178.80, 307,266,268.20 and 201,442,956.40 is: 302,164,434.60
Step by Step Solution
- Step 1: Write the proportion equation
204,844,178.80 : 307,266,268.20 = 201,442,956.40 : x - Step 2: Convert to fraction form
204,844,178.80/307,266,268.20 = 201,442,956.40/x - Step 3: Cross multiply
204,844,178.80x = 307,266,268.20 × 201,442,956.40 - Step 4: Simplify right side
204,844,178.80x = 61,896,625,468,203,304 - Step 5: Solve for x
x = 61,896,625,468,203,304/204,844,178.80 - Step 6: Final answer
x = 302,164,434.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.