Finding the Fourth Proportional to 163,591,617.70, 225,748,549.35 and 89,247,754.91
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Solution
The fourth proportional to 163,591,617.70, 225,748,549.35 and 89,247,754.91 is: 123,157,601.15
Step by Step Solution
- Step 1: Write the proportion equation
163,591,617.70 : 225,748,549.35 = 89,247,754.91 : x - Step 2: Convert to fraction form
163,591,617.70/225,748,549.35 = 89,247,754.91/x - Step 3: Cross multiply
163,591,617.70x = 225,748,549.35 × 89,247,754.91 - Step 4: Simplify right side
163,591,617.70x = 20,147,551,203,857,416 - Step 5: Solve for x
x = 20,147,551,203,857,416/163,591,617.70 - Step 6: Final answer
x = 123,157,601.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.