Finding the Fourth Proportional to 83,642,232.39, 125,414,633.16 and 32,464,464.09
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Solution
The fourth proportional to 83,642,232.39, 125,414,633.16 and 32,464,464.09 is: 48,677,787.98
Step by Step Solution
- Step 1: Write the proportion equation
83,642,232.39 : 125,414,633.16 = 32,464,464.09 : x - Step 2: Convert to fraction form
83,642,232.39/125,414,633.16 = 32,464,464.09/x - Step 3: Cross multiply
83,642,232.39x = 125,414,633.16 × 32,464,464.09 - Step 4: Simplify right side
83,642,232.39x = 4,071,518,854,583,343 - Step 5: Solve for x
x = 4,071,518,854,583,343/83,642,232.39 - Step 6: Final answer
x = 48,677,787.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.