Finding the Fourth Proportional to 844,958,474.64, 1,266,704,979.48 and 327,032,434.80
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Solution
The fourth proportional to 844,958,474.64, 1,266,704,979.48 and 327,032,434.80 is: 490,265,055.68
Step by Step Solution
- Step 1: Write the proportion equation
844,958,474.64 : 1,266,704,979.48 = 327,032,434.80 : x - Step 2: Convert to fraction form
844,958,474.64/1,266,704,979.48 = 327,032,434.80/x - Step 3: Cross multiply
844,958,474.64x = 1,266,704,979.48 × 327,032,434.80 - Step 4: Simplify right side
844,958,474.64x = 414,253,613,612,628,480 - Step 5: Solve for x
x = 414,253,613,612,628,480/844,958,474.64 - Step 6: Final answer
x = 490,265,055.68
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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.