Home / 193,440,018.30-290,160,027.45-132,218,015.10

Finding the Fourth Proportional to 193,440,018.30, 290,160,027.45 and 132,218,015.10

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Solution

The fourth proportional to 193,440,018.30, 290,160,027.45 and 132,218,015.10 is: 198,327,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,440,018.30 : 290,160,027.45 = 132,218,015.10 : x
  2. Step 2: Convert to fraction form
    193,440,018.30/290,160,027.45 = 132,218,015.10/x
  3. Step 3: Cross multiply
    193,440,018.30x = 290,160,027.45 × 132,218,015.10
  4. Step 4: Simplify right side
    193,440,018.30x = 38,364,382,890,800,512
  5. Step 5: Solve for x
    x = 38,364,382,890,800,512/193,440,018.30
  6. Step 6: Final answer
    x = 198,327,022.65

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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.