Finding the Fourth Proportional to 4,552,372,354.28, 6,278,795,490.79 and 3,918,354,679.17
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Solution
The fourth proportional to 4,552,372,354.28, 6,278,795,490.79 and 3,918,354,679.17 is: 5,404,335,536.78
Step by Step Solution
- Step 1: Write the proportion equation
4,552,372,354.28 : 6,278,795,490.79 = 3,918,354,679.17 : x - Step 2: Convert to fraction form
4,552,372,354.28/6,278,795,490.79 = 3,918,354,679.17/x - Step 3: Cross multiply
4,552,372,354.28x = 6,278,795,490.79 × 3,918,354,679.17 - Step 4: Simplify right side
4,552,372,354.28x = 24,602,547,690,878,697,472 - Step 5: Solve for x
x = 24,602,547,690,878,697,472/4,552,372,354.28 - Step 6: Final answer
x = 5,404,335,536.78
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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.