Home / 108,627,324.32-149,869,022.72-61,579,353.44

Finding the Fourth Proportional to 108,627,324.32, 149,869,022.72 and 61,579,353.44

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Solution

The fourth proportional to 108,627,324.32, 149,869,022.72 and 61,579,353.44 is: 84,958,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,627,324.32 : 149,869,022.72 = 61,579,353.44 : x
  2. Step 2: Convert to fraction form
    108,627,324.32/149,869,022.72 = 61,579,353.44/x
  3. Step 3: Cross multiply
    108,627,324.32x = 149,869,022.72 × 61,579,353.44
  4. Step 4: Simplify right side
    108,627,324.32x = 9,228,837,519,782,270
  5. Step 5: Solve for x
    x = 9,228,837,519,782,270/108,627,324.32
  6. Step 6: Final answer
    x = 84,958,711.61

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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.