Finding the Fourth Proportional to 84,373,246.73, 116,439,601.37 and 47,201,309.52
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Solution
The fourth proportional to 84,373,246.73, 116,439,601.37 and 47,201,309.52 is: 65,140,336.28
Step by Step Solution
- Step 1: Write the proportion equation
84,373,246.73 : 116,439,601.37 = 47,201,309.52 : x - Step 2: Convert to fraction form
84,373,246.73/116,439,601.37 = 47,201,309.52/x - Step 3: Cross multiply
84,373,246.73x = 116,439,601.37 × 47,201,309.52 - Step 4: Simplify right side
84,373,246.73x = 5,496,101,664,650,787 - Step 5: Solve for x
x = 5,496,101,664,650,787/84,373,246.73 - Step 6: Final answer
x = 65,140,336.28
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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.