Finding the Fourth Proportional to 134,529,079.80, 201,793,619.70 and 66,504,631.80
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Solution
The fourth proportional to 134,529,079.80, 201,793,619.70 and 66,504,631.80 is: 99,756,947.70
Step by Step Solution
- Step 1: Write the proportion equation
134,529,079.80 : 201,793,619.70 = 66,504,631.80 : x - Step 2: Convert to fraction form
134,529,079.80/201,793,619.70 = 66,504,631.80/x - Step 3: Cross multiply
134,529,079.80x = 201,793,619.70 × 66,504,631.80 - Step 4: Simplify right side
134,529,079.80x = 13,420,210,377,737,726 - Step 5: Solve for x
x = 13,420,210,377,737,726/134,529,079.80 - Step 6: Final answer
x = 99,756,947.70
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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.