Finding the Fourth Proportional to 539,107,754.68, 743,968,843.50 and 304,208,195.32
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Solution
The fourth proportional to 539,107,754.68, 743,968,843.50 and 304,208,195.32 is: 419,807,389.69
Step by Step Solution
- Step 1: Write the proportion equation
539,107,754.68 : 743,968,843.50 = 304,208,195.32 : x - Step 2: Convert to fraction form
539,107,754.68/743,968,843.50 = 304,208,195.32/x - Step 3: Cross multiply
539,107,754.68x = 743,968,843.50 × 304,208,195.32 - Step 4: Simplify right side
539,107,754.68x = 226,321,419,255,442,496 - Step 5: Solve for x
x = 226,321,419,255,442,496/539,107,754.68 - Step 6: Final answer
x = 419,807,389.69
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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.