Finding the Fourth Proportional to 319,687,414.44, 441,168,626.56 and 173,009,698.44
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Solution
The fourth proportional to 319,687,414.44, 441,168,626.56 and 173,009,698.44 is: 238,753,380.94
Step by Step Solution
- Step 1: Write the proportion equation
319,687,414.44 : 441,168,626.56 = 173,009,698.44 : x - Step 2: Convert to fraction form
319,687,414.44/441,168,626.56 = 173,009,698.44/x - Step 3: Cross multiply
319,687,414.44x = 441,168,626.56 × 173,009,698.44 - Step 4: Simplify right side
319,687,414.44x = 76,326,451,042,334,576 - Step 5: Solve for x
x = 76,326,451,042,334,576/319,687,414.44 - Step 6: Final answer
x = 238,753,380.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.