Home / 148,161,590.40-204,462,941.76-82,086,372.48

Finding the Fourth Proportional to 148,161,590.40, 204,462,941.76 and 82,086,372.48

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Solution

The fourth proportional to 148,161,590.40, 204,462,941.76 and 82,086,372.48 is: 113,279,164.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,161,590.40 : 204,462,941.76 = 82,086,372.48 : x
  2. Step 2: Convert to fraction form
    148,161,590.40/204,462,941.76 = 82,086,372.48/x
  3. Step 3: Cross multiply
    148,161,590.40x = 204,462,941.76 × 82,086,372.48
  4. Step 4: Simplify right side
    148,161,590.40x = 16,783,621,195,667,906
  5. Step 5: Solve for x
    x = 16,783,621,195,667,906/148,161,590.40
  6. Step 6: Final answer
    x = 113,279,164.66

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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.