Home / 463,025,981,448.62-638,993,098,955.43-277,657,870,165.17

Finding the Fourth Proportional to 463,025,981,448.62, 638,993,098,955.43 and 277,657,870,165.17

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Solution

The fourth proportional to 463,025,981,448.62, 638,993,098,955.43 and 277,657,870,165.17 is: 383,178,201,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,025,981,448.62 : 638,993,098,955.43 = 277,657,870,165.17 : x
  2. Step 2: Convert to fraction form
    463,025,981,448.62/638,993,098,955.43 = 277,657,870,165.17/x
  3. Step 3: Cross multiply
    463,025,981,448.62x = 638,993,098,955.43 × 277,657,870,165.17
  4. Step 4: Simplify right side
    463,025,981,448.62x = 177,421,462,906,206,418,894,848
  5. Step 5: Solve for x
    x = 177,421,462,906,206,418,894,848/463,025,981,448.62
  6. Step 6: Final answer
    x = 383,178,201,687.79

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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.