Finding the Fourth Proportional to 135,410,909.36, 202,995,904.08 and 58,692,086.60
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Solution
The fourth proportional to 135,410,909.36, 202,995,904.08 and 58,692,086.60 is: 87,985,918.11
Step by Step Solution
- Step 1: Write the proportion equation
135,410,909.36 : 202,995,904.08 = 58,692,086.60 : x - Step 2: Convert to fraction form
135,410,909.36/202,995,904.08 = 58,692,086.60/x - Step 3: Cross multiply
135,410,909.36x = 202,995,904.08 × 58,692,086.60 - Step 4: Simplify right side
135,410,909.36x = 11,914,253,181,708,654 - Step 5: Solve for x
x = 11,914,253,181,708,654/135,410,909.36 - Step 6: Final answer
x = 87,985,918.11
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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.