Finding the Fourth Proportional to 97,135,221.21, 134,046,955.38 and 53,082,227.34
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Solution
The fourth proportional to 97,135,221.21, 134,046,955.38 and 53,082,227.34 is: 73,253,665.06
Step by Step Solution
- Step 1: Write the proportion equation
97,135,221.21 : 134,046,955.38 = 53,082,227.34 : x - Step 2: Convert to fraction form
97,135,221.21/134,046,955.38 = 53,082,227.34/x - Step 3: Cross multiply
97,135,221.21x = 134,046,955.38 × 53,082,227.34 - Step 4: Simplify right side
97,135,221.21x = 7,115,510,959,915,055 - Step 5: Solve for x
x = 7,115,510,959,915,055/97,135,221.21 - Step 6: Final answer
x = 73,253,665.06
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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.