Home / 118,098,310.80-177,147,466.20-113,793,638.70

Finding the Fourth Proportional to 118,098,310.80, 177,147,466.20 and 113,793,638.70

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Solution

The fourth proportional to 118,098,310.80, 177,147,466.20 and 113,793,638.70 is: 170,690,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,310.80 : 177,147,466.20 = 113,793,638.70 : x
  2. Step 2: Convert to fraction form
    118,098,310.80/177,147,466.20 = 113,793,638.70/x
  3. Step 3: Cross multiply
    118,098,310.80x = 177,147,466.20 × 113,793,638.70
  4. Step 4: Simplify right side
    118,098,310.80x = 20,158,254,765,383,260
  5. Step 5: Solve for x
    x = 20,158,254,765,383,260/118,098,310.80
  6. Step 6: Final answer
    x = 170,690,458.05

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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.