Home / 75,628,713.16-104,262,391.38-63,916,540.84

Finding the Fourth Proportional to 75,628,713.16, 104,262,391.38 and 63,916,540.84

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Solution

The fourth proportional to 75,628,713.16, 104,262,391.38 and 63,916,540.84 is: 88,115,890.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,628,713.16 : 104,262,391.38 = 63,916,540.84 : x
  2. Step 2: Convert to fraction form
    75,628,713.16/104,262,391.38 = 63,916,540.84/x
  3. Step 3: Cross multiply
    75,628,713.16x = 104,262,391.38 × 63,916,540.84
  4. Step 4: Simplify right side
    75,628,713.16x = 6,664,091,396,715,834
  5. Step 5: Solve for x
    x = 6,664,091,396,715,834/75,628,713.16
  6. Step 6: Final answer
    x = 88,115,890.36

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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.