Home / 202,182,630.30-303,273,945.45-72,810,207.90

Finding the Fourth Proportional to 202,182,630.30, 303,273,945.45 and 72,810,207.90

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Solution

The fourth proportional to 202,182,630.30, 303,273,945.45 and 72,810,207.90 is: 109,215,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,182,630.30 : 303,273,945.45 = 72,810,207.90 : x
  2. Step 2: Convert to fraction form
    202,182,630.30/303,273,945.45 = 72,810,207.90/x
  3. Step 3: Cross multiply
    202,182,630.30x = 303,273,945.45 × 72,810,207.90
  4. Step 4: Simplify right side
    202,182,630.30x = 22,081,439,018,867,760
  5. Step 5: Solve for x
    x = 22,081,439,018,867,760/202,182,630.30
  6. Step 6: Final answer
    x = 109,215,311.85

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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.