Home / 115,751,029.68-159,735,790.44-63,540,953.84

Finding the Fourth Proportional to 115,751,029.68, 159,735,790.44 and 63,540,953.84

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Solution

The fourth proportional to 115,751,029.68, 159,735,790.44 and 63,540,953.84 is: 87,686,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,751,029.68 : 159,735,790.44 = 63,540,953.84 : x
  2. Step 2: Convert to fraction form
    115,751,029.68/159,735,790.44 = 63,540,953.84/x
  3. Step 3: Cross multiply
    115,751,029.68x = 159,735,790.44 × 63,540,953.84
  4. Step 4: Simplify right side
    115,751,029.68x = 10,149,764,486,943,954
  5. Step 5: Solve for x
    x = 10,149,764,486,943,954/115,751,029.68
  6. Step 6: Final answer
    x = 87,686,170.18

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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.