Finding the Fourth Proportional to 227,173,037.70, 313,498,875.70 and 122,751,108.66
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Solution
The fourth proportional to 227,173,037.70, 313,498,875.70 and 122,751,108.66 is: 169,396,575.16
Step by Step Solution
- Step 1: Write the proportion equation
227,173,037.70 : 313,498,875.70 = 122,751,108.66 : x - Step 2: Convert to fraction form
227,173,037.70/313,498,875.70 = 122,751,108.66/x - Step 3: Cross multiply
227,173,037.70x = 313,498,875.70 × 122,751,108.66 - Step 4: Simplify right side
227,173,037.70x = 38,482,334,555,838,528 - Step 5: Solve for x
x = 38,482,334,555,838,528/227,173,037.70 - Step 6: Final answer
x = 169,396,575.16
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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.