Home / 198,939,232.40-298,408,848.60-55,332,064.40

Finding the Fourth Proportional to 198,939,232.40, 298,408,848.60 and 55,332,064.40

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Solution

The fourth proportional to 198,939,232.40, 298,408,848.60 and 55,332,064.40 is: 82,998,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,939,232.40 : 298,408,848.60 = 55,332,064.40 : x
  2. Step 2: Convert to fraction form
    198,939,232.40/298,408,848.60 = 55,332,064.40/x
  3. Step 3: Cross multiply
    198,939,232.40x = 298,408,848.60 × 55,332,064.40
  4. Step 4: Simplify right side
    198,939,232.40x = 16,511,577,628,265,050
  5. Step 5: Solve for x
    x = 16,511,577,628,265,050/198,939,232.40
  6. Step 6: Final answer
    x = 82,998,096.60

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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.