Home / 194,510,987.37-291,298,911.39-111,260,423.03

Finding the Fourth Proportional to 194,510,987.37, 291,298,911.39 and 111,260,423.03

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Solution

The fourth proportional to 194,510,987.37, 291,298,911.39 and 111,260,423.03 is: 166,623,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,510,987.37 : 291,298,911.39 = 111,260,423.03 : x
  2. Step 2: Convert to fraction form
    194,510,987.37/291,298,911.39 = 111,260,423.03/x
  3. Step 3: Cross multiply
    194,510,987.37x = 291,298,911.39 × 111,260,423.03
  4. Step 4: Simplify right side
    194,510,987.37x = 32,410,040,107,973,392
  5. Step 5: Solve for x
    x = 32,410,040,107,973,392/194,510,987.37
  6. Step 6: Final answer
    x = 166,623,184.36

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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.