Home / 109,151,076.80-163,750,234.80-32,481,855.20

Finding the Fourth Proportional to 109,151,076.80, 163,750,234.80 and 32,481,855.20

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Solution

The fourth proportional to 109,151,076.80, 163,750,234.80 and 32,481,855.20 is: 48,729,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,151,076.80 : 163,750,234.80 = 32,481,855.20 : x
  2. Step 2: Convert to fraction form
    109,151,076.80/163,750,234.80 = 32,481,855.20/x
  3. Step 3: Cross multiply
    109,151,076.80x = 163,750,234.80 × 32,481,855.20
  4. Step 4: Simplify right side
    109,151,076.80x = 5,318,911,415,739,601
  5. Step 5: Solve for x
    x = 5,318,911,415,739,601/109,151,076.80
  6. Step 6: Final answer
    x = 48,729,811.67

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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.