Home / 74,324,144.40-111,486,216.60-19,736,624.40

Finding the Fourth Proportional to 74,324,144.40, 111,486,216.60 and 19,736,624.40

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Solution

The fourth proportional to 74,324,144.40, 111,486,216.60 and 19,736,624.40 is: 29,604,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,324,144.40 : 111,486,216.60 = 19,736,624.40 : x
  2. Step 2: Convert to fraction form
    74,324,144.40/111,486,216.60 = 19,736,624.40/x
  3. Step 3: Cross multiply
    74,324,144.40x = 111,486,216.60 × 19,736,624.40
  4. Step 4: Simplify right side
    74,324,144.40x = 2,200,361,582,811,244.75
  5. Step 5: Solve for x
    x = 2,200,361,582,811,244.75/74,324,144.40
  6. Step 6: Final answer
    x = 29,604,936.60

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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.