Finding the Fourth Proportional to 1,802,458,937.97, 2,486,600,987.09 and 1,087,595,754.69
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Solution
The fourth proportional to 1,802,458,937.97, 2,486,600,987.09 and 1,087,595,754.69 is: 1,500,404,042.61
Step by Step Solution
- Step 1: Write the proportion equation
1,802,458,937.97 : 2,486,600,987.09 = 1,087,595,754.69 : x - Step 2: Convert to fraction form
1,802,458,937.97/2,486,600,987.09 = 1,087,595,754.69/x - Step 3: Cross multiply
1,802,458,937.97x = 2,486,600,987.09 × 1,087,595,754.69 - Step 4: Simplify right side
1,802,458,937.97x = 2,704,416,677,161,609,728 - Step 5: Solve for x
x = 2,704,416,677,161,609,728/1,802,458,937.97 - Step 6: Final answer
x = 1,500,404,042.61
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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.