Finding the Fourth Proportional to 4,687,474,719.43, 6,468,721,518.56 and 2,544,081,412.30
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Solution
The fourth proportional to 4,687,474,719.43, 6,468,721,518.56 and 2,544,081,412.30 is: 3,510,835,825.63
Step by Step Solution
- Step 1: Write the proportion equation
4,687,474,719.43 : 6,468,721,518.56 = 2,544,081,412.30 : x - Step 2: Convert to fraction form
4,687,474,719.43/6,468,721,518.56 = 2,544,081,412.30/x - Step 3: Cross multiply
4,687,474,719.43x = 6,468,721,518.56 × 2,544,081,412.30 - Step 4: Simplify right side
4,687,474,719.43x = 16,456,954,176,713,527,296 - Step 5: Solve for x
x = 16,456,954,176,713,527,296/4,687,474,719.43 - Step 6: Final answer
x = 3,510,835,825.63
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1.5x scale
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.