Home / 149,310,310.20-224,064,998.10-68,489,676.60

Finding the Fourth Proportional to 149,310,310.20, 224,064,998.10 and 68,489,676.60

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Solution

The fourth proportional to 149,310,310.20, 224,064,998.10 and 68,489,676.60 is: 102,780,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,310,310.20 : 224,064,998.10 = 68,489,676.60 : x
  2. Step 2: Convert to fraction form
    149,310,310.20/224,064,998.10 = 68,489,676.60/x
  3. Step 3: Cross multiply
    149,310,310.20x = 224,064,998.10 × 68,489,676.60
  4. Step 4: Simplify right side
    149,310,310.20x = 15,346,139,257,248,612
  5. Step 5: Solve for x
    x = 15,346,139,257,248,612/149,310,310.20
  6. Step 6: Final answer
    x = 102,780,171.29

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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.