Finding the Fourth Proportional to 351,233,418, 484,702,116.84 and 196,708,746
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Solution
The fourth proportional to 351,233,418, 484,702,116.84 and 196,708,746 is: 271,458,069.48
Step by Step Solution
- Step 1: Write the proportion equation
351,233,418 : 484,702,116.84 = 196,708,746 : x - Step 2: Convert to fraction form
351,233,418/484,702,116.84 = 196,708,746/x - Step 3: Cross multiply
351,233,418x = 484,702,116.84 × 196,708,746 - Step 4: Simplify right side
351,233,418x = 95,345,145,587,141,872 - Step 5: Solve for x
x = 95,345,145,587,141,872/351,233,418 - Step 6: Final answer
x = 271,458,069.48
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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.