Finding the Fourth Proportional to 118,640,161.60, 177,611,877.60 and 88,481,723.20
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Solution
The fourth proportional to 118,640,161.60, 177,611,877.60 and 88,481,723.20 is: 132,462,774.65
Step by Step Solution
- Step 1: Write the proportion equation
118,640,161.60 : 177,611,877.60 = 88,481,723.20 : x - Step 2: Convert to fraction form
118,640,161.60/177,611,877.60 = 88,481,723.20/x - Step 3: Cross multiply
118,640,161.60x = 177,611,877.60 × 88,481,723.20 - Step 4: Simplify right side
118,640,161.60x = 15,715,404,990,835,480 - Step 5: Solve for x
x = 15,715,404,990,835,480/118,640,161.60 - Step 6: Final answer
x = 132,462,774.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.