Finding the Fourth Proportional to 185,133,826.14, 255,486,987.99 and 106,833,627.42
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Solution
The fourth proportional to 185,133,826.14, 255,486,987.99 and 106,833,627.42 is: 147,431,737.65
Step by Step Solution
- Step 1: Write the proportion equation
185,133,826.14 : 255,486,987.99 = 106,833,627.42 : x - Step 2: Convert to fraction form
185,133,826.14/255,486,987.99 = 106,833,627.42/x - Step 3: Cross multiply
185,133,826.14x = 255,486,987.99 × 106,833,627.42 - Step 4: Simplify right side
185,133,826.14x = 27,294,601,685,581,676 - Step 5: Solve for x
x = 27,294,601,685,581,676/185,133,826.14 - Step 6: Final answer
x = 147,431,737.65
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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.