Home / 146,018,510.80-219,027,766.20-38,324,021.20

Finding the Fourth Proportional to 146,018,510.80, 219,027,766.20 and 38,324,021.20

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Solution

The fourth proportional to 146,018,510.80, 219,027,766.20 and 38,324,021.20 is: 57,486,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,018,510.80 : 219,027,766.20 = 38,324,021.20 : x
  2. Step 2: Convert to fraction form
    146,018,510.80/219,027,766.20 = 38,324,021.20/x
  3. Step 3: Cross multiply
    146,018,510.80x = 219,027,766.20 × 38,324,021.20
  4. Step 4: Simplify right side
    146,018,510.80x = 8,394,024,755,237,444
  5. Step 5: Solve for x
    x = 8,394,024,755,237,444/146,018,510.80
  6. Step 6: Final answer
    x = 57,486,031.80

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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.