Finding the Fourth Proportional to 79,370,130.24, 118,994,639.40 and 36,209,149.44
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Solution
The fourth proportional to 79,370,130.24, 118,994,639.40 and 36,209,149.44 is: 54,286,098.15
Step by Step Solution
- Step 1: Write the proportion equation
79,370,130.24 : 118,994,639.40 = 36,209,149.44 : x - Step 2: Convert to fraction form
79,370,130.24/118,994,639.40 = 36,209,149.44/x - Step 3: Cross multiply
79,370,130.24x = 118,994,639.40 × 36,209,149.44 - Step 4: Simplify right side
79,370,130.24x = 4,308,694,680,593,512 - Step 5: Solve for x
x = 4,308,694,680,593,512/79,370,130.24 - Step 6: Final answer
x = 54,286,098.15
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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.