Home / 753,839,873,981.56-1,040,297,609,450-411,283,969,009.38

Finding the Fourth Proportional to 753,839,873,981.56, 1,040,297,609,450 and 411,283,969,009.38

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Solution

The fourth proportional to 753,839,873,981.56, 1,040,297,609,450 and 411,283,969,009.38 is: 567,571,104,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,839,873,981.56 : 1,040,297,609,450 = 411,283,969,009.38 : x
  2. Step 2: Convert to fraction form
    753,839,873,981.56/1,040,297,609,450 = 411,283,969,009.38/x
  3. Step 3: Cross multiply
    753,839,873,981.56x = 1,040,297,609,450 × 411,283,969,009.38
  4. Step 4: Simplify right side
    753,839,873,981.56x = 427,857,729,765,565,909,696,512
  5. Step 5: Solve for x
    x = 427,857,729,765,565,909,696,512/753,839,873,981.56
  6. Step 6: Final answer
    x = 567,571,104,332.47

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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.