Home / 196,992,002.70-295,488,004.05-186,410,421.90

Finding the Fourth Proportional to 196,992,002.70, 295,488,004.05 and 186,410,421.90

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Solution

The fourth proportional to 196,992,002.70, 295,488,004.05 and 186,410,421.90 is: 279,615,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,002.70 : 295,488,004.05 = 186,410,421.90 : x
  2. Step 2: Convert to fraction form
    196,992,002.70/295,488,004.05 = 186,410,421.90/x
  3. Step 3: Cross multiply
    196,992,002.70x = 295,488,004.05 × 186,410,421.90
  4. Step 4: Simplify right side
    196,992,002.70x = 55,082,043,501,349,416
  5. Step 5: Solve for x
    x = 55,082,043,501,349,416/196,992,002.70
  6. Step 6: Final answer
    x = 279,615,632.85

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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.