Finding the Fourth Proportional to 149,629,358.56, 224,245,620 and 76,843,199.20
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Solution
The fourth proportional to 149,629,358.56, 224,245,620 and 76,843,199.20 is: 115,162,899.94
Step by Step Solution
- Step 1: Write the proportion equation
149,629,358.56 : 224,245,620 = 76,843,199.20 : x - Step 2: Convert to fraction form
149,629,358.56/224,245,620 = 76,843,199.20/x - Step 3: Cross multiply
149,629,358.56x = 224,245,620 × 76,843,199.20 - Step 4: Simplify right side
149,629,358.56x = 17,231,750,847,387,504 - Step 5: Solve for x
x = 17,231,750,847,387,504/149,629,358.56 - Step 6: Final answer
x = 115,162,899.94
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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.