Finding the Fourth Proportional to 403,097,919.56, 556,273,764.84 and 226,885,812.84
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Solution
The fourth proportional to 403,097,919.56, 556,273,764.84 and 226,885,812.84 is: 313,101,653.90
Step by Step Solution
- Step 1: Write the proportion equation
403,097,919.56 : 556,273,764.84 = 226,885,812.84 : x - Step 2: Convert to fraction form
403,097,919.56/556,273,764.84 = 226,885,812.84/x - Step 3: Cross multiply
403,097,919.56x = 556,273,764.84 × 226,885,812.84 - Step 4: Simplify right side
403,097,919.56x = 126,210,625,297,290,416 - Step 5: Solve for x
x = 126,210,625,297,290,416/403,097,919.56 - Step 6: Final answer
x = 313,101,653.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.