Finding the Fourth Proportional to 3,703,786,390.44, 5,108,900,291.46 and 2,197,346,224.68
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Solution
The fourth proportional to 3,703,786,390.44, 5,108,900,291.46 and 2,197,346,224.68 is: 3,030,958,479.86
Step by Step Solution
- Step 1: Write the proportion equation
3,703,786,390.44 : 5,108,900,291.46 = 2,197,346,224.68 : x - Step 2: Convert to fraction form
3,703,786,390.44/5,108,900,291.46 = 2,197,346,224.68/x - Step 3: Cross multiply
3,703,786,390.44x = 5,108,900,291.46 × 2,197,346,224.68 - Step 4: Simplify right side
3,703,786,390.44x = 11,226,022,767,706,181,632 - Step 5: Solve for x
x = 11,226,022,767,706,181,632/3,703,786,390.44 - Step 6: Final answer
x = 3,030,958,479.86
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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.