Finding the Fourth Proportional to 83,392,786.08, 115,086,291.60 and 48,097,464.96
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Solution
The fourth proportional to 83,392,786.08, 115,086,291.60 and 48,097,464.96 is: 66,376,951.03
Step by Step Solution
- Step 1: Write the proportion equation
83,392,786.08 : 115,086,291.60 = 48,097,464.96 : x - Step 2: Convert to fraction form
83,392,786.08/115,086,291.60 = 48,097,464.96/x - Step 3: Cross multiply
83,392,786.08x = 115,086,291.60 × 48,097,464.96 - Step 4: Simplify right side
83,392,786.08x = 5,535,358,877,607,342 - Step 5: Solve for x
x = 5,535,358,877,607,342/83,392,786.08 - Step 6: Final answer
x = 66,376,951.03
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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.