Home / 196,992,076.30-295,488,114.45-124,432,665.10

Finding the Fourth Proportional to 196,992,076.30, 295,488,114.45 and 124,432,665.10

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Solution

The fourth proportional to 196,992,076.30, 295,488,114.45 and 124,432,665.10 is: 186,648,997.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,076.30 : 295,488,114.45 = 124,432,665.10 : x
  2. Step 2: Convert to fraction form
    196,992,076.30/295,488,114.45 = 124,432,665.10/x
  3. Step 3: Cross multiply
    196,992,076.30x = 295,488,114.45 × 124,432,665.10
  4. Step 4: Simplify right side
    196,992,076.30x = 36,768,373,586,387,320
  5. Step 5: Solve for x
    x = 36,768,373,586,387,320/196,992,076.30
  6. Step 6: Final answer
    x = 186,648,997.65

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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.