Finding the Fourth Proportional to 3,250,012,879.46, 4,873,482,513.36 and 1,258,987,441.28
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Solution
The fourth proportional to 3,250,012,879.46, 4,873,482,513.36 and 1,258,987,441.28 is: 1,887,885,835.28
Step by Step Solution
- Step 1: Write the proportion equation
3,250,012,879.46 : 4,873,482,513.36 = 1,258,987,441.28 : x - Step 2: Convert to fraction form
3,250,012,879.46/4,873,482,513.36 = 1,258,987,441.28/x - Step 3: Cross multiply
3,250,012,879.46x = 4,873,482,513.36 × 1,258,987,441.28 - Step 4: Simplify right side
3,250,012,879.46x = 6,135,653,279,617,929,216 - Step 5: Solve for x
x = 6,135,653,279,617,929,216/3,250,012,879.46 - Step 6: Final answer
x = 1,887,885,835.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.