Home / 90,944,752.56-125,505,447.48-49,694,316.72

Finding the Fourth Proportional to 90,944,752.56, 125,505,447.48 and 49,694,316.72

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Solution

The fourth proportional to 90,944,752.56, 125,505,447.48 and 49,694,316.72 is: 68,579,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,944,752.56 : 125,505,447.48 = 49,694,316.72 : x
  2. Step 2: Convert to fraction form
    90,944,752.56/125,505,447.48 = 49,694,316.72/x
  3. Step 3: Cross multiply
    90,944,752.56x = 125,505,447.48 × 49,694,316.72
  4. Step 4: Simplify right side
    90,944,752.56x = 6,236,907,457,156,446
  5. Step 5: Solve for x
    x = 6,236,907,457,156,446/90,944,752.56
  6. Step 6: Final answer
    x = 68,579,079.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.