Home / 99,098,171.64-148,647,202.74-30,946,704.12

Finding the Fourth Proportional to 99,098,171.64, 148,647,202.74 and 30,946,704.12

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Solution

The fourth proportional to 99,098,171.64, 148,647,202.74 and 30,946,704.12 is: 46,420,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,098,171.64 : 148,647,202.74 = 30,946,704.12 : x
  2. Step 2: Convert to fraction form
    99,098,171.64/148,647,202.74 = 30,946,704.12/x
  3. Step 3: Cross multiply
    99,098,171.64x = 148,647,202.74 × 30,946,704.12
  4. Step 4: Simplify right side
    99,098,171.64x = 4,600,141,001,460,434
  5. Step 5: Solve for x
    x = 4,600,141,001,460,434/99,098,171.64
  6. Step 6: Final answer
    x = 46,420,039.09

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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.