Finding the Fourth Proportional to 115,650,121.52, 173,210,409.48 and 58,158,732.08
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Solution
The fourth proportional to 115,650,121.52, 173,210,409.48 and 58,158,732.08 is: 87,104,947.80
Step by Step Solution
- Step 1: Write the proportion equation
115,650,121.52 : 173,210,409.48 = 58,158,732.08 : x - Step 2: Convert to fraction form
115,650,121.52/173,210,409.48 = 58,158,732.08/x - Step 3: Cross multiply
115,650,121.52x = 173,210,409.48 × 58,158,732.08 - Step 4: Simplify right side
115,650,121.52x = 10,073,697,798,414,412 - Step 5: Solve for x
x = 10,073,697,798,414,412/115,650,121.52 - Step 6: Final answer
x = 87,104,947.80
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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.