Finding the Fourth Proportional to 1,757,858,165.13, 2,424,740,839.26 and 1,042,887,531.06
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Solution
The fourth proportional to 1,757,858,165.13, 2,424,740,839.26 and 1,042,887,531.06 is: 1,438,530,159.87
Step by Step Solution
- Step 1: Write the proportion equation
1,757,858,165.13 : 2,424,740,839.26 = 1,042,887,531.06 : x - Step 2: Convert to fraction form
1,757,858,165.13/2,424,740,839.26 = 1,042,887,531.06/x - Step 3: Cross multiply
1,757,858,165.13x = 2,424,740,839.26 × 1,042,887,531.06 - Step 4: Simplify right side
1,757,858,165.13x = 2,528,731,987,316,213,760 - Step 5: Solve for x
x = 2,528,731,987,316,213,760/1,757,858,165.13 - Step 6: Final answer
x = 1,438,530,159.87
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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.