Home / 98,061,954.15-135,320,183.89-54,000,338.79

Finding the Fourth Proportional to 98,061,954.15, 135,320,183.89 and 54,000,338.79

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Solution

The fourth proportional to 98,061,954.15, 135,320,183.89 and 54,000,338.79 is: 74,517,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,061,954.15 : 135,320,183.89 = 54,000,338.79 : x
  2. Step 2: Convert to fraction form
    98,061,954.15/135,320,183.89 = 54,000,338.79/x
  3. Step 3: Cross multiply
    98,061,954.15x = 135,320,183.89 × 54,000,338.79
  4. Step 4: Simplify right side
    98,061,954.15x = 7,307,335,775,185,099
  5. Step 5: Solve for x
    x = 7,307,335,775,185,099/98,061,954.15
  6. Step 6: Final answer
    x = 74,517,541.88

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Why These Related Problems?

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