Finding the Fourth Proportional to 3,901,823,148.58, 5,384,521,277.16 and 2,117,676,629.08
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Solution
The fourth proportional to 3,901,823,148.58, 5,384,521,277.16 and 2,117,676,629.08 is: 2,922,396,642.09
Step by Step Solution
- Step 1: Write the proportion equation
3,901,823,148.58 : 5,384,521,277.16 = 2,117,676,629.08 : x - Step 2: Convert to fraction form
3,901,823,148.58/5,384,521,277.16 = 2,117,676,629.08/x - Step 3: Cross multiply
3,901,823,148.58x = 5,384,521,277.16 × 2,117,676,629.08 - Step 4: Simplify right side
3,901,823,148.58x = 11,402,674,867,425,724,416 - Step 5: Solve for x
x = 11,402,674,867,425,724,416/3,901,823,148.58 - Step 6: Final answer
x = 2,922,396,642.09
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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.