Home / 193,169,905.20-289,768,854.60-116,327,473.20

Finding the Fourth Proportional to 193,169,905.20, 289,768,854.60 and 116,327,473.20

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Solution

The fourth proportional to 193,169,905.20, 289,768,854.60 and 116,327,473.20 is: 174,499,638.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,169,905.20 : 289,768,854.60 = 116,327,473.20 : x
  2. Step 2: Convert to fraction form
    193,169,905.20/289,768,854.60 = 116,327,473.20/x
  3. Step 3: Cross multiply
    193,169,905.20x = 289,768,854.60 × 116,327,473.20
  4. Step 4: Simplify right side
    193,169,905.20x = 33,708,078,667,676,200
  5. Step 5: Solve for x
    x = 33,708,078,667,676,200/193,169,905.20
  6. Step 6: Final answer
    x = 174,499,638.71

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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.