Home / 73,353,738.70-110,030,608.05-67,811,005.90

Finding the Fourth Proportional to 73,353,738.70, 110,030,608.05 and 67,811,005.90

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Solution

The fourth proportional to 73,353,738.70, 110,030,608.05 and 67,811,005.90 is: 101,716,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,353,738.70 : 110,030,608.05 = 67,811,005.90 : x
  2. Step 2: Convert to fraction form
    73,353,738.70/110,030,608.05 = 67,811,005.90/x
  3. Step 3: Cross multiply
    73,353,738.70x = 110,030,608.05 × 67,811,005.90
  4. Step 4: Simplify right side
    73,353,738.70x = 7,461,286,211,659,138
  5. Step 5: Solve for x
    x = 7,461,286,211,659,138/73,353,738.70
  6. Step 6: Final answer
    x = 101,716,508.85

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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.