Home / 118,098,125.80-177,147,188.70-106,619,000.20

Finding the Fourth Proportional to 118,098,125.80, 177,147,188.70 and 106,619,000.20

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Solution

The fourth proportional to 118,098,125.80, 177,147,188.70 and 106,619,000.20 is: 159,928,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,125.80 : 177,147,188.70 = 106,619,000.20 : x
  2. Step 2: Convert to fraction form
    118,098,125.80/177,147,188.70 = 106,619,000.20/x
  3. Step 3: Cross multiply
    118,098,125.80x = 177,147,188.70 × 106,619,000.20
  4. Step 4: Simplify right side
    118,098,125.80x = 18,887,256,147,434,736
  5. Step 5: Solve for x
    x = 18,887,256,147,434,736/118,098,125.80
  6. Step 6: Final answer
    x = 159,928,500.30

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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.