Home / 238,819,109.22-358,215,189.39-105,833,664.54

Finding the Fourth Proportional to 238,819,109.22, 358,215,189.39 and 105,833,664.54

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Solution

The fourth proportional to 238,819,109.22, 358,215,189.39 and 105,833,664.54 is: 158,744,525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,819,109.22 : 358,215,189.39 = 105,833,664.54 : x
  2. Step 2: Convert to fraction form
    238,819,109.22/358,215,189.39 = 105,833,664.54/x
  3. Step 3: Cross multiply
    238,819,109.22x = 358,215,189.39 × 105,833,664.54
  4. Step 4: Simplify right side
    238,819,109.22x = 37,911,226,187,033,832
  5. Step 5: Solve for x
    x = 37,911,226,187,033,832/238,819,109.22
  6. Step 6: Final answer
    x = 158,744,525.56

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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.