Finding the Fourth Proportional to 346,848,981.36, 520,222,828.41 and 101,139,589.68
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Solution
The fourth proportional to 346,848,981.36, 520,222,828.41 and 101,139,589.68 is: 151,694,617.07
Step by Step Solution
- Step 1: Write the proportion equation
346,848,981.36 : 520,222,828.41 = 101,139,589.68 : x - Step 2: Convert to fraction form
346,848,981.36/520,222,828.41 = 101,139,589.68/x - Step 3: Cross multiply
346,848,981.36x = 520,222,828.41 × 101,139,589.68 - Step 4: Simplify right side
346,848,981.36x = 52,615,123,407,556,456 - Step 5: Solve for x
x = 52,615,123,407,556,456/346,848,981.36 - Step 6: Final answer
x = 151,694,617.07
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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.