Finding the Fourth Proportional to 7,135,110,412.14, 9,844,230,958.56 and 4,123,265,864.79
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Solution
The fourth proportional to 7,135,110,412.14, 9,844,230,958.56 and 4,123,265,864.79 is: 5,688,823,176.09
Step by Step Solution
- Step 1: Write the proportion equation
7,135,110,412.14 : 9,844,230,958.56 = 4,123,265,864.79 : x - Step 2: Convert to fraction form
7,135,110,412.14/9,844,230,958.56 = 4,123,265,864.79/x - Step 3: Cross multiply
7,135,110,412.14x = 9,844,230,958.56 × 4,123,265,864.79 - Step 4: Simplify right side
7,135,110,412.14x = 40,590,381,476,539,383,808 - Step 5: Solve for x
x = 40,590,381,476,539,383,808/7,135,110,412.14 - Step 6: Final answer
x = 5,688,823,176.09
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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.