Home / 104,183,971.40-156,231,720.30-50,347,785.80

Finding the Fourth Proportional to 104,183,971.40, 156,231,720.30 and 50,347,785.80

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Solution

The fourth proportional to 104,183,971.40, 156,231,720.30 and 50,347,785.80 is: 75,500,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,183,971.40 : 156,231,720.30 = 50,347,785.80 : x
  2. Step 2: Convert to fraction form
    104,183,971.40/156,231,720.30 = 50,347,785.80/x
  3. Step 3: Cross multiply
    104,183,971.40x = 156,231,720.30 × 50,347,785.80
  4. Step 4: Simplify right side
    104,183,971.40x = 7,865,921,188,829,912
  5. Step 5: Solve for x
    x = 7,865,921,188,829,912/104,183,971.40
  6. Step 6: Final answer
    x = 75,500,300.89

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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.