Finding the Fourth Proportional to 567,351,350.77, 782,911,145.38 and 329,178,086.09
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Solution
The fourth proportional to 567,351,350.77, 782,911,145.38 and 329,178,086.09 is: 454,246,195.18
Step by Step Solution
- Step 1: Write the proportion equation
567,351,350.77 : 782,911,145.38 = 329,178,086.09 : x - Step 2: Convert to fraction form
567,351,350.77/782,911,145.38 = 329,178,086.09/x - Step 3: Cross multiply
567,351,350.77x = 782,911,145.38 × 329,178,086.09 - Step 4: Simplify right side
567,351,350.77x = 257,717,192,414,718,112 - Step 5: Solve for x
x = 257,717,192,414,718,112/567,351,350.77 - Step 6: Final answer
x = 454,246,195.18
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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.