Finding the Fourth Proportional to 165,493,062.63, 228,380,415.60 and 95,918,800.12
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Solution
The fourth proportional to 165,493,062.63, 228,380,415.60 and 95,918,800.12 is: 132,367,937.89
Step by Step Solution
- Step 1: Write the proportion equation
165,493,062.63 : 228,380,415.60 = 95,918,800.12 : x - Step 2: Convert to fraction form
165,493,062.63/228,380,415.60 = 95,918,800.12/x - Step 3: Cross multiply
165,493,062.63x = 228,380,415.60 × 95,918,800.12 - Step 4: Simplify right side
165,493,062.63x = 21,905,975,435,047,676 - Step 5: Solve for x
x = 21,905,975,435,047,676/165,493,062.63 - Step 6: Final answer
x = 132,367,937.89
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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.