Home / 196,480,535.76-271,138,389.36-108,372,641.22

Finding the Fourth Proportional to 196,480,535.76, 271,138,389.36 and 108,372,641.22

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Solution

The fourth proportional to 196,480,535.76, 271,138,389.36 and 108,372,641.22 is: 149,551,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,480,535.76 : 271,138,389.36 = 108,372,641.22 : x
  2. Step 2: Convert to fraction form
    196,480,535.76/271,138,389.36 = 108,372,641.22/x
  3. Step 3: Cross multiply
    196,480,535.76x = 271,138,389.36 × 108,372,641.22
  4. Step 4: Simplify right side
    196,480,535.76x = 29,383,983,391,079,948
  5. Step 5: Solve for x
    x = 29,383,983,391,079,948/196,480,535.76
  6. Step 6: Final answer
    x = 149,551,624.94

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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.