Finding the Fourth Proportional to 3,106,000,730.97, 4,286,386,770.66 and 1,836,929,587.46
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Solution
The fourth proportional to 3,106,000,730.97, 4,286,386,770.66 and 1,836,929,587.46 is: 2,535,025,379.68
Step by Step Solution
- Step 1: Write the proportion equation
3,106,000,730.97 : 4,286,386,770.66 = 1,836,929,587.46 : x - Step 2: Convert to fraction form
3,106,000,730.97/4,286,386,770.66 = 1,836,929,587.46/x - Step 3: Cross multiply
3,106,000,730.97x = 4,286,386,770.66 × 1,836,929,587.46 - Step 4: Simplify right side
3,106,000,730.97x = 7,873,790,682,301,042,688 - Step 5: Solve for x
x = 7,873,790,682,301,042,688/3,106,000,730.97 - Step 6: Final answer
x = 2,535,025,379.68
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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.