Finding the Fourth Proportional to 244,417,825.62, 337,286,335.96 and 138,578,362.92
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Solution
The fourth proportional to 244,417,825.62, 337,286,335.96 and 138,578,362.92 is: 191,232,321.76
Step by Step Solution
- Step 1: Write the proportion equation
244,417,825.62 : 337,286,335.96 = 138,578,362.92 : x - Step 2: Convert to fraction form
244,417,825.62/337,286,335.96 = 138,578,362.92/x - Step 3: Cross multiply
244,417,825.62x = 337,286,335.96 × 138,578,362.92 - Step 4: Simplify right side
244,417,825.62x = 46,740,588,272,621,920 - Step 5: Solve for x
x = 46,740,588,272,621,920/244,417,825.62 - Step 6: Final answer
x = 191,232,321.76
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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.