Home / 449,298,748.80-673,948,123.20-325,898,148.60

Finding the Fourth Proportional to 449,298,748.80, 673,948,123.20 and 325,898,148.60

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Solution

The fourth proportional to 449,298,748.80, 673,948,123.20 and 325,898,148.60 is: 488,847,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,298,748.80 : 673,948,123.20 = 325,898,148.60 : x
  2. Step 2: Convert to fraction form
    449,298,748.80/673,948,123.20 = 325,898,148.60/x
  3. Step 3: Cross multiply
    449,298,748.80x = 673,948,123.20 × 325,898,148.60
  4. Step 4: Simplify right side
    449,298,748.80x = 219,638,445,603,324,736
  5. Step 5: Solve for x
    x = 219,638,445,603,324,736/449,298,748.80
  6. Step 6: Final answer
    x = 488,847,222.90

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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.