Finding the Fourth Proportional to 244,652,938.60, 366,979,407.90 and 135,813,821.80
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Solution
The fourth proportional to 244,652,938.60, 366,979,407.90 and 135,813,821.80 is: 203,720,732.70
Step by Step Solution
- Step 1: Write the proportion equation
244,652,938.60 : 366,979,407.90 = 135,813,821.80 : x - Step 2: Convert to fraction form
244,652,938.60/366,979,407.90 = 135,813,821.80/x - Step 3: Cross multiply
244,652,938.60x = 366,979,407.90 × 135,813,821.80 - Step 4: Simplify right side
244,652,938.60x = 49,840,875,908,800,112 - Step 5: Solve for x
x = 49,840,875,908,800,112/244,652,938.60 - Step 6: Final answer
x = 203,720,732.70
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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.