Finding the Fourth Proportional to 109,964,562.84, 164,982,674.60 and 52,449,349.68
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Solution
The fourth proportional to 109,964,562.84, 164,982,674.60 and 52,449,349.68 is: 78,691,114.37
Step by Step Solution
- Step 1: Write the proportion equation
109,964,562.84 : 164,982,674.60 = 52,449,349.68 : x - Step 2: Convert to fraction form
109,964,562.84/164,982,674.60 = 52,449,349.68/x - Step 3: Cross multiply
109,964,562.84x = 164,982,674.60 × 52,449,349.68 - Step 4: Simplify right side
109,964,562.84x = 8,653,233,991,237,054 - Step 5: Solve for x
x = 8,653,233,991,237,054/109,964,562.84 - Step 6: Final answer
x = 78,691,114.37
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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.