Home / 92,150,861.76-138,172,815.63-43,628,305.86

Finding the Fourth Proportional to 92,150,861.76, 138,172,815.63 and 43,628,305.86

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Solution

The fourth proportional to 92,150,861.76, 138,172,815.63 and 43,628,305.86 is: 65,417,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,150,861.76 : 138,172,815.63 = 43,628,305.86 : x
  2. Step 2: Convert to fraction form
    92,150,861.76/138,172,815.63 = 43,628,305.86/x
  3. Step 3: Cross multiply
    92,150,861.76x = 138,172,815.63 × 43,628,305.86
  4. Step 4: Simplify right side
    92,150,861.76x = 6,028,245,861,843,028
  5. Step 5: Solve for x
    x = 6,028,245,861,843,028/92,150,861.76
  6. Step 6: Final answer
    x = 65,417,140.40

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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.