Finding the Fourth Proportional to 4,552,372,353.52, 6,278,795,489.75 and 3,918,354,678.42
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Solution
The fourth proportional to 4,552,372,353.52, 6,278,795,489.75 and 3,918,354,678.42 is: 5,404,335,535.75
Step by Step Solution
- Step 1: Write the proportion equation
4,552,372,353.52 : 6,278,795,489.75 = 3,918,354,678.42 : x - Step 2: Convert to fraction form
4,552,372,353.52/6,278,795,489.75 = 3,918,354,678.42/x - Step 3: Cross multiply
4,552,372,353.52x = 6,278,795,489.75 × 3,918,354,678.42 - Step 4: Simplify right side
4,552,372,353.52x = 24,602,547,682,083,033,088 - Step 5: Solve for x
x = 24,602,547,682,083,033,088/4,552,372,353.52 - Step 6: Final answer
x = 5,404,335,535.75
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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.