Home / 194,211,101.18-291,120,358.41-83,618,908.74

Finding the Fourth Proportional to 194,211,101.18, 291,120,358.41 and 83,618,908.74

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Solution

The fourth proportional to 194,211,101.18, 291,120,358.41 and 83,618,908.74 is: 125,343,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,211,101.18 : 291,120,358.41 = 83,618,908.74 : x
  2. Step 2: Convert to fraction form
    194,211,101.18/291,120,358.41 = 83,618,908.74/x
  3. Step 3: Cross multiply
    194,211,101.18x = 291,120,358.41 × 83,618,908.74
  4. Step 4: Simplify right side
    194,211,101.18x = 24,343,166,682,241,884
  5. Step 5: Solve for x
    x = 24,343,166,682,241,884/194,211,101.18
  6. Step 6: Final answer
    x = 125,343,847.67

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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.