Home / 221,558,575.50-332,040,796.02-172,433,746.80

Finding the Fourth Proportional to 221,558,575.50, 332,040,796.02 and 172,433,746.80

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Solution

The fourth proportional to 221,558,575.50, 332,040,796.02 and 172,433,746.80 is: 258,419,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,558,575.50 : 332,040,796.02 = 172,433,746.80 : x
  2. Step 2: Convert to fraction form
    221,558,575.50/332,040,796.02 = 172,433,746.80/x
  3. Step 3: Cross multiply
    221,558,575.50x = 332,040,796.02 × 172,433,746.80
  4. Step 4: Simplify right side
    221,558,575.50x = 57,255,038,548,183,128
  5. Step 5: Solve for x
    x = 57,255,038,548,183,128/221,558,575.50
  6. Step 6: Final answer
    x = 258,419,419.87

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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.