Home / 115,160,838.12-172,741,257.18-38,483,866.34

Finding the Fourth Proportional to 115,160,838.12, 172,741,257.18 and 38,483,866.34

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Solution

The fourth proportional to 115,160,838.12, 172,741,257.18 and 38,483,866.34 is: 57,725,799.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,160,838.12 : 172,741,257.18 = 38,483,866.34 : x
  2. Step 2: Convert to fraction form
    115,160,838.12/172,741,257.18 = 38,483,866.34/x
  3. Step 3: Cross multiply
    115,160,838.12x = 172,741,257.18 × 38,483,866.34
  4. Step 4: Simplify right side
    115,160,838.12x = 6,647,751,451,854,263
  5. Step 5: Solve for x
    x = 6,647,751,451,854,263/115,160,838.12
  6. Step 6: Final answer
    x = 57,725,799.50

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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.