Finding the Fourth Proportional to 395,605,548.74, 593,462,891.75 and 229,687,192.44
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Solution
The fourth proportional to 395,605,548.74, 593,462,891.75 and 229,687,192.44 is: 344,562,471.02
Step by Step Solution
- Step 1: Write the proportion equation
395,605,548.74 : 593,462,891.75 = 229,687,192.44 : x - Step 2: Convert to fraction form
395,605,548.74/593,462,891.75 = 229,687,192.44/x - Step 3: Cross multiply
395,605,548.74x = 593,462,891.75 × 229,687,192.44 - Step 4: Simplify right side
395,605,548.74x = 136,310,825,422,232,704 - Step 5: Solve for x
x = 136,310,825,422,232,704/395,605,548.74 - Step 6: Final answer
x = 344,562,471.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.