Home / 193,170,423.20-289,769,631.60-116,327,991.20

Finding the Fourth Proportional to 193,170,423.20, 289,769,631.60 and 116,327,991.20

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Solution

The fourth proportional to 193,170,423.20, 289,769,631.60 and 116,327,991.20 is: 174,500,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,170,423.20 : 289,769,631.60 = 116,327,991.20 : x
  2. Step 2: Convert to fraction form
    193,170,423.20/289,769,631.60 = 116,327,991.20/x
  3. Step 3: Cross multiply
    193,170,423.20x = 289,769,631.60 × 116,327,991.20
  4. Step 4: Simplify right side
    193,170,423.20x = 33,708,319,154,792,044
  5. Step 5: Solve for x
    x = 33,708,319,154,792,044/193,170,423.20
  6. Step 6: Final answer
    x = 174,500,415.73

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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.