Finding the Fourth Proportional to 254,628,097.60, 381,942,175.99 and 79,764,758.01
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Solution
The fourth proportional to 254,628,097.60, 381,942,175.99 and 79,764,758.01 is: 119,647,146.28
Step by Step Solution
- Step 1: Write the proportion equation
254,628,097.60 : 381,942,175.99 = 79,764,758.01 : x - Step 2: Convert to fraction form
254,628,097.60/381,942,175.99 = 79,764,758.01/x - Step 3: Cross multiply
254,628,097.60x = 381,942,175.99 × 79,764,758.01 - Step 4: Simplify right side
254,628,097.60x = 30,465,525,241,655,184 - Step 5: Solve for x
x = 30,465,525,241,655,184/254,628,097.60 - Step 6: Final answer
x = 119,647,146.28
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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.