Home / 408,848,256.30-613,272,384.45-245,589,581.10

Finding the Fourth Proportional to 408,848,256.30, 613,272,384.45 and 245,589,581.10

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Solution

The fourth proportional to 408,848,256.30, 613,272,384.45 and 245,589,581.10 is: 368,384,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,848,256.30 : 613,272,384.45 = 245,589,581.10 : x
  2. Step 2: Convert to fraction form
    408,848,256.30/613,272,384.45 = 245,589,581.10/x
  3. Step 3: Cross multiply
    408,848,256.30x = 613,272,384.45 × 245,589,581.10
  4. Step 4: Simplify right side
    408,848,256.30x = 150,613,307,997,273,664
  5. Step 5: Solve for x
    x = 150,613,307,997,273,664/408,848,256.30
  6. Step 6: Final answer
    x = 368,384,371.65

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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.