Finding the Fourth Proportional to 6,115,581,480.83, 9,173,382,862.17 and 1,918,856,364.09
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Solution
The fourth proportional to 6,115,581,480.83, 9,173,382,862.17 and 1,918,856,364.09 is: 2,878,287,884.88
Step by Step Solution
- Step 1: Write the proportion equation
6,115,581,480.83 : 9,173,382,862.17 = 1,918,856,364.09 : x - Step 2: Convert to fraction form
6,115,581,480.83/9,173,382,862.17 = 1,918,856,364.09/x - Step 3: Cross multiply
6,115,581,480.83x = 9,173,382,862.17 × 1,918,856,364.09 - Step 4: Simplify right side
6,115,581,480.83x = 17,602,404,085,253,584,896 - Step 5: Solve for x
x = 17,602,404,085,253,584,896/6,115,581,480.83 - Step 6: Final answer
x = 2,878,287,884.88
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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.