Finding the Fourth Proportional to 176,218,433.46, 243,167,181.30 and 101,883,763.49
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Solution
The fourth proportional to 176,218,433.46, 243,167,181.30 and 101,883,763.49 is: 140,591,350.75
Step by Step Solution
- Step 1: Write the proportion equation
176,218,433.46 : 243,167,181.30 = 101,883,763.49 : x - Step 2: Convert to fraction form
176,218,433.46/243,167,181.30 = 101,883,763.49/x - Step 3: Cross multiply
176,218,433.46x = 243,167,181.30 × 101,883,763.49 - Step 4: Simplify right side
176,218,433.46x = 24,774,787,586,883,316 - Step 5: Solve for x
x = 24,774,787,586,883,316/176,218,433.46 - Step 6: Final answer
x = 140,591,350.75
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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.