Finding the Fourth Proportional to 135,303,375.72, 186,719,147.94 and 73,423,697.88
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Solution
The fourth proportional to 135,303,375.72, 186,719,147.94 and 73,423,697.88 is: 101,324,968.68
Step by Step Solution
- Step 1: Write the proportion equation
135,303,375.72 : 186,719,147.94 = 73,423,697.88 : x - Step 2: Convert to fraction form
135,303,375.72/186,719,147.94 = 73,423,697.88/x - Step 3: Cross multiply
135,303,375.72x = 186,719,147.94 × 73,423,697.88 - Step 4: Simplify right side
135,303,375.72x = 13,709,610,306,757,584 - Step 5: Solve for x
x = 13,709,610,306,757,584/135,303,375.72 - Step 6: Final answer
x = 101,324,968.68
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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.