Home / 74,873,021.70-112,309,532.55-50,214,159.30

Finding the Fourth Proportional to 74,873,021.70, 112,309,532.55 and 50,214,159.30

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Solution

The fourth proportional to 74,873,021.70, 112,309,532.55 and 50,214,159.30 is: 75,321,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,873,021.70 : 112,309,532.55 = 50,214,159.30 : x
  2. Step 2: Convert to fraction form
    74,873,021.70/112,309,532.55 = 50,214,159.30/x
  3. Step 3: Cross multiply
    74,873,021.70x = 112,309,532.55 × 50,214,159.30
  4. Step 4: Simplify right side
    74,873,021.70x = 5,639,528,758,374,235
  5. Step 5: Solve for x
    x = 5,639,528,758,374,235/74,873,021.70
  6. Step 6: Final answer
    x = 75,321,238.95

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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.