Home / 77,568,258.12-116,397,655-43,053,625.48

Finding the Fourth Proportional to 77,568,258.12, 116,397,655 and 43,053,625.48

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Solution

The fourth proportional to 77,568,258.12, 116,397,655 and 43,053,625.48 is: 64,605,563.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,568,258.12 : 116,397,655 = 43,053,625.48 : x
  2. Step 2: Convert to fraction form
    77,568,258.12/116,397,655 = 43,053,625.48/x
  3. Step 3: Cross multiply
    77,568,258.12x = 116,397,655 × 43,053,625.48
  4. Step 4: Simplify right side
    77,568,258.12x = 5,011,341,045,120,249
  5. Step 5: Solve for x
    x = 5,011,341,045,120,249/77,568,258.12
  6. Step 6: Final answer
    x = 64,605,563.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.