Home / 71,919,358,017,112-99,231,703,471,802-40,703,930,019,646

Finding the Fourth Proportional to 71,919,358,017,112, 99,231,703,471,802 and 40,703,930,019,646

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Solution

The fourth proportional to 71,919,358,017,112, 99,231,703,471,802 and 40,703,930,019,646 is: 56,161,796,006,096.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,919,358,017,112 : 99,231,703,471,802 = 40,703,930,019,646 : x
  2. Step 2: Convert to fraction form
    71,919,358,017,112/99,231,703,471,802 = 40,703,930,019,646/x
  3. Step 3: Cross multiply
    71,919,358,017,112x = 99,231,703,471,802 × 40,703,930,019,646
  4. Step 4: Simplify right side
    71,919,358,017,112x = 4,039,120,313,846,491,397,085,986,816
  5. Step 5: Solve for x
    x = 4,039,120,313,846,491,397,085,986,816/71,919,358,017,112
  6. Step 6: Final answer
    x = 56,161,796,006,096.87

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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.