Home / 331,424,502.60-497,174,078.70-101,391,760.20

Finding the Fourth Proportional to 331,424,502.60, 497,174,078.70 and 101,391,760.20

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Solution

The fourth proportional to 331,424,502.60, 497,174,078.70 and 101,391,760.20 is: 152,099,058.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,424,502.60 : 497,174,078.70 = 101,391,760.20 : x
  2. Step 2: Convert to fraction form
    331,424,502.60/497,174,078.70 = 101,391,760.20/x
  3. Step 3: Cross multiply
    331,424,502.60x = 497,174,078.70 × 101,391,760.20
  4. Step 4: Simplify right side
    331,424,502.60x = 50,409,354,965,206,328
  5. Step 5: Solve for x
    x = 50,409,354,965,206,328/331,424,502.60
  6. Step 6: Final answer
    x = 152,099,058.97

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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.