Finding the Fourth Proportional to 5,917,126,098.15, 8,165,638,417.77 and 3,204,414,959.58
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Solution
The fourth proportional to 5,917,126,098.15, 8,165,638,417.77 and 3,204,414,959.58 is: 4,422,095,028.29
Step by Step Solution
- Step 1: Write the proportion equation
5,917,126,098.15 : 8,165,638,417.77 = 3,204,414,959.58 : x - Step 2: Convert to fraction form
5,917,126,098.15/8,165,638,417.77 = 3,204,414,959.58/x - Step 3: Cross multiply
5,917,126,098.15x = 8,165,638,417.77 × 3,204,414,959.58 - Step 4: Simplify right side
5,917,126,098.15x = 26,166,093,900,423,352,320 - Step 5: Solve for x
x = 26,166,093,900,423,352,320/5,917,126,098.15 - Step 6: Final answer
x = 4,422,095,028.29
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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.