Finding the Fourth Proportional to 1,613,560,244,720, 2,420,764,884,721.90 and 579,867,681,585
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Solution
The fourth proportional to 1,613,560,244,720, 2,420,764,884,721.90 and 579,867,681,585 is: 869,954,081,949.79
Step by Step Solution
- Step 1: Write the proportion equation
1,613,560,244,720 : 2,420,764,884,721.90 = 579,867,681,585 : x - Step 2: Convert to fraction form
1,613,560,244,720/2,420,764,884,721.90 = 579,867,681,585/x - Step 3: Cross multiply
1,613,560,244,720x = 2,420,764,884,721.90 × 579,867,681,585 - Step 4: Simplify right side
1,613,560,244,720x = 1,403,723,321,366,067,793,625,088 - Step 5: Solve for x
x = 1,403,723,321,366,067,793,625,088/1,613,560,244,720 - Step 6: Final answer
x = 869,954,081,949.79
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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.