Home / 181,978,014.77-273,074,885-67,043,204.09

Finding the Fourth Proportional to 181,978,014.77, 273,074,885 and 67,043,204.09

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Solution

The fourth proportional to 181,978,014.77, 273,074,885 and 67,043,204.09 is: 100,604,544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,978,014.77 : 273,074,885 = 67,043,204.09 : x
  2. Step 2: Convert to fraction form
    181,978,014.77/273,074,885 = 67,043,204.09/x
  3. Step 3: Cross multiply
    181,978,014.77x = 273,074,885 × 67,043,204.09
  4. Step 4: Simplify right side
    181,978,014.77x = 18,307,815,246,908,280
  5. Step 5: Solve for x
    x = 18,307,815,246,908,280/181,978,014.77
  6. Step 6: Final answer
    x = 100,604,544.29

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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.