Finding the Fourth Proportional to 88,236,313.58, 121,764,366.50 and 49,077,247.52
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Solution
The fourth proportional to 88,236,313.58, 121,764,366.50 and 49,077,247.52 is: 67,725,630.31
Step by Step Solution
- Step 1: Write the proportion equation
88,236,313.58 : 121,764,366.50 = 49,077,247.52 : x - Step 2: Convert to fraction form
88,236,313.58/121,764,366.50 = 49,077,247.52/x - Step 3: Cross multiply
88,236,313.58x = 121,764,366.50 × 49,077,247.52 - Step 4: Simplify right side
88,236,313.58x = 5,975,859,953,836,496 - Step 5: Solve for x
x = 5,975,859,953,836,496/88,236,313.58 - Step 6: Final answer
x = 67,725,630.31
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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.