Finding the Fourth Proportional to 212,084,277.19, 318,123,214.56 and 95,417,246.74
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Solution
The fourth proportional to 212,084,277.19, 318,123,214.56 and 95,417,246.74 is: 143,124,429.87
Step by Step Solution
- Step 1: Write the proportion equation
212,084,277.19 : 318,123,214.56 = 95,417,246.74 : x - Step 2: Convert to fraction form
212,084,277.19/318,123,214.56 = 95,417,246.74/x - Step 3: Cross multiply
212,084,277.19x = 318,123,214.56 × 95,417,246.74 - Step 4: Simplify right side
212,084,277.19x = 30,354,441,256,598,172 - Step 5: Solve for x
x = 30,354,441,256,598,172/212,084,277.19 - Step 6: Final answer
x = 143,124,429.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.