Home / 193,170,418.20-289,769,624.10-116,327,986.20

Finding the Fourth Proportional to 193,170,418.20, 289,769,624.10 and 116,327,986.20

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Solution

The fourth proportional to 193,170,418.20, 289,769,624.10 and 116,327,986.20 is: 174,500,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,170,418.20 : 289,769,624.10 = 116,327,986.20 : x
  2. Step 2: Convert to fraction form
    193,170,418.20/289,769,624.10 = 116,327,986.20/x
  3. Step 3: Cross multiply
    193,170,418.20x = 289,769,624.10 × 116,327,986.20
  4. Step 4: Simplify right side
    193,170,418.20x = 33,708,316,833,483,992
  5. Step 5: Solve for x
    x = 33,708,316,833,483,992/193,170,418.20
  6. Step 6: Final answer
    x = 174,500,408.23

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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.