Finding the Fourth Proportional to 166,190,041.96, 229,370,736.50 and 96,615,779.14
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Solution
The fourth proportional to 166,190,041.96, 229,370,736.50 and 96,615,779.14 is: 133,346,331.45
Step by Step Solution
- Step 1: Write the proportion equation
166,190,041.96 : 229,370,736.50 = 96,615,779.14 : x - Step 2: Convert to fraction form
166,190,041.96/229,370,736.50 = 96,615,779.14/x - Step 3: Cross multiply
166,190,041.96x = 229,370,736.50 × 96,615,779.14 - Step 4: Simplify right side
166,190,041.96x = 22,160,832,419,029,080 - Step 5: Solve for x
x = 22,160,832,419,029,080/166,190,041.96 - Step 6: Final answer
x = 133,346,331.45
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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.