Home / 108,136,057.50-149,224,676.38-63,481,311.54

Finding the Fourth Proportional to 108,136,057.50, 149,224,676.38 and 63,481,311.54

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Solution

The fourth proportional to 108,136,057.50, 149,224,676.38 and 63,481,311.54 is: 87,602,400.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,136,057.50 : 149,224,676.38 = 63,481,311.54 : x
  2. Step 2: Convert to fraction form
    108,136,057.50/149,224,676.38 = 63,481,311.54/x
  3. Step 3: Cross multiply
    108,136,057.50x = 149,224,676.38 × 63,481,311.54
  4. Step 4: Simplify right side
    108,136,057.50x = 9,472,978,170,575,756
  5. Step 5: Solve for x
    x = 9,472,978,170,575,756/108,136,057.50
  6. Step 6: Final answer
    x = 87,602,400.07

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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.