Finding the Fourth Proportional to 436,660,364.20, 654,990,546.30 and 370,903,397.80
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Solution
The fourth proportional to 436,660,364.20, 654,990,546.30 and 370,903,397.80 is: 556,355,096.70
Step by Step Solution
- Step 1: Write the proportion equation
436,660,364.20 : 654,990,546.30 = 370,903,397.80 : x - Step 2: Convert to fraction form
436,660,364.20/654,990,546.30 = 370,903,397.80/x - Step 3: Cross multiply
436,660,364.20x = 654,990,546.30 × 370,903,397.80 - Step 4: Simplify right side
436,660,364.20x = 242,938,219,149,548,224 - Step 5: Solve for x
x = 242,938,219,149,548,224/436,660,364.20 - Step 6: Final answer
x = 556,355,096.70
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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.