Finding the Fourth Proportional to 2,251,260,828.36, 3,106,740,237.63 and 1,247,743,183.17
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Solution
The fourth proportional to 2,251,260,828.36, 3,106,740,237.63 and 1,247,743,183.17 is: 1,721,885,756.00
Step by Step Solution
- Step 1: Write the proportion equation
2,251,260,828.36 : 3,106,740,237.63 = 1,247,743,183.17 : x - Step 2: Convert to fraction form
2,251,260,828.36/3,106,740,237.63 = 1,247,743,183.17/x - Step 3: Cross multiply
2,251,260,828.36x = 3,106,740,237.63 × 1,247,743,183.17 - Step 4: Simplify right side
2,251,260,828.36x = 3,876,413,953,382,778,880 - Step 5: Solve for x
x = 3,876,413,953,382,778,880/2,251,260,828.36 - Step 6: Final answer
x = 1,721,885,756.00
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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.