Home / 203,005,433.93-280,139,997.31-110,183,948.87

Finding the Fourth Proportional to 203,005,433.93, 280,139,997.31 and 110,183,948.87

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Solution

The fourth proportional to 203,005,433.93, 280,139,997.31 and 110,183,948.87 is: 152,049,777.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,005,433.93 : 280,139,997.31 = 110,183,948.87 : x
  2. Step 2: Convert to fraction form
    203,005,433.93/280,139,997.31 = 110,183,948.87/x
  3. Step 3: Cross multiply
    203,005,433.93x = 280,139,997.31 × 110,183,948.87
  4. Step 4: Simplify right side
    203,005,433.93x = 30,866,931,140,471,868
  5. Step 5: Solve for x
    x = 30,866,931,140,471,868/203,005,433.93
  6. Step 6: Final answer
    x = 152,049,777.89

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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.