Home / 736,936,951.78-1,105,787,997.15-300,557,785.06

Finding the Fourth Proportional to 736,936,951.78, 1,105,787,997.15 and 300,557,785.06

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Solution

The fourth proportional to 736,936,951.78, 1,105,787,997.15 and 300,557,785.06 is: 450,992,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,936,951.78 : 1,105,787,997.15 = 300,557,785.06 : x
  2. Step 2: Convert to fraction form
    736,936,951.78/1,105,787,997.15 = 300,557,785.06/x
  3. Step 3: Cross multiply
    736,936,951.78x = 1,105,787,997.15 × 300,557,785.06
  4. Step 4: Simplify right side
    736,936,951.78x = 332,353,191,169,337,600
  5. Step 5: Solve for x
    x = 332,353,191,169,337,600/736,936,951.78
  6. Step 6: Final answer
    x = 450,992,707.54

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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.