Home / 89,861,308,546.82-124,012,503,914.29-49,763,287,935.33

Finding the Fourth Proportional to 89,861,308,546.82, 124,012,503,914.29 and 49,763,287,935.33

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Solution

The fourth proportional to 89,861,308,546.82, 124,012,503,914.29 and 49,763,287,935.33 is: 68,675,496,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,308,546.82 : 124,012,503,914.29 = 49,763,287,935.33 : x
  2. Step 2: Convert to fraction form
    89,861,308,546.82/124,012,503,914.29 = 49,763,287,935.33/x
  3. Step 3: Cross multiply
    89,861,308,546.82x = 124,012,503,914.29 × 49,763,287,935.33
  4. Step 4: Simplify right side
    89,861,308,546.82x = 6,171,269,939,868,051,963,904
  5. Step 5: Solve for x
    x = 6,171,269,939,868,051,963,904/89,861,308,546.82
  6. Step 6: Final answer
    x = 68,675,496,046.81

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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.