Finding the Fourth Proportional to 536,544,086.40, 804,816,129.60 and 531,442,252.80
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Solution
The fourth proportional to 536,544,086.40, 804,816,129.60 and 531,442,252.80 is: 797,163,379.20
Step by Step Solution
- Step 1: Write the proportion equation
536,544,086.40 : 804,816,129.60 = 531,442,252.80 : x - Step 2: Convert to fraction form
536,544,086.40/804,816,129.60 = 531,442,252.80/x - Step 3: Cross multiply
536,544,086.40x = 804,816,129.60 × 531,442,252.80 - Step 4: Simplify right side
536,544,086.40x = 427,713,297,004,400,768 - Step 5: Solve for x
x = 427,713,297,004,400,768/536,544,086.40 - Step 6: Final answer
x = 797,163,379.20
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Similar ratio
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1.5x scale
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.