Home / 463,025,981,447.88-638,993,098,954.45-277,657,870,164.42

Finding the Fourth Proportional to 463,025,981,447.88, 638,993,098,954.45 and 277,657,870,164.42

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Solution

The fourth proportional to 463,025,981,447.88, 638,993,098,954.45 and 277,657,870,164.42 is: 383,178,201,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,025,981,447.88 : 638,993,098,954.45 = 277,657,870,164.42 : x
  2. Step 2: Convert to fraction form
    463,025,981,447.88/638,993,098,954.45 = 277,657,870,164.42/x
  3. Step 3: Cross multiply
    463,025,981,447.88x = 638,993,098,954.45 × 277,657,870,164.42
  4. Step 4: Simplify right side
    463,025,981,447.88x = 177,421,462,905,455,034,499,072
  5. Step 5: Solve for x
    x = 177,421,462,905,455,034,499,072/463,025,981,447.88
  6. Step 6: Final answer
    x = 383,178,201,686.78

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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.