Home / 201,204,002.10-301,806,003.15-104,348,879.85

Finding the Fourth Proportional to 201,204,002.10, 301,806,003.15 and 104,348,879.85

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Solution

The fourth proportional to 201,204,002.10, 301,806,003.15 and 104,348,879.85 is: 156,523,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,002.10 : 301,806,003.15 = 104,348,879.85 : x
  2. Step 2: Convert to fraction form
    201,204,002.10/301,806,003.15 = 104,348,879.85/x
  3. Step 3: Cross multiply
    201,204,002.10x = 301,806,003.15 × 104,348,879.85
  4. Step 4: Simplify right side
    201,204,002.10x = 31,493,118,360,708,068
  5. Step 5: Solve for x
    x = 31,493,118,360,708,068/201,204,002.10
  6. Step 6: Final answer
    x = 156,523,319.78

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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.