Home / 855,244,421.22-1,180,237,301.25-464,103,845.22

Finding the Fourth Proportional to 855,244,421.22, 1,180,237,301.25 and 464,103,845.22

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Solution

The fourth proportional to 855,244,421.22, 1,180,237,301.25 and 464,103,845.22 is: 640,463,306.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,244,421.22 : 1,180,237,301.25 = 464,103,845.22 : x
  2. Step 2: Convert to fraction form
    855,244,421.22/1,180,237,301.25 = 464,103,845.22/x
  3. Step 3: Cross multiply
    855,244,421.22x = 1,180,237,301.25 × 464,103,845.22
  4. Step 4: Simplify right side
    855,244,421.22x = 547,752,669,782,200,576
  5. Step 5: Solve for x
    x = 547,752,669,782,200,576/855,244,421.22
  6. Step 6: Final answer
    x = 640,463,306.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.