Home / 126,918,696.74-190,394,992.56-50,223,788.83

Finding the Fourth Proportional to 126,918,696.74, 190,394,992.56 and 50,223,788.83

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Solution

The fourth proportional to 126,918,696.74, 190,394,992.56 and 50,223,788.83 is: 75,342,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,918,696.74 : 190,394,992.56 = 50,223,788.83 : x
  2. Step 2: Convert to fraction form
    126,918,696.74/190,394,992.56 = 50,223,788.83/x
  3. Step 3: Cross multiply
    126,918,696.74x = 190,394,992.56 × 50,223,788.83
  4. Step 4: Simplify right side
    126,918,696.74x = 9,562,357,899,670,886
  5. Step 5: Solve for x
    x = 9,562,357,899,670,886/126,918,696.74
  6. Step 6: Final answer
    x = 75,342,389.62

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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.