Home / 449,568,135.60-674,352,203.40-288,324,999.60

Finding the Fourth Proportional to 449,568,135.60, 674,352,203.40 and 288,324,999.60

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Solution

The fourth proportional to 449,568,135.60, 674,352,203.40 and 288,324,999.60 is: 432,487,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,568,135.60 : 674,352,203.40 = 288,324,999.60 : x
  2. Step 2: Convert to fraction form
    449,568,135.60/674,352,203.40 = 288,324,999.60/x
  3. Step 3: Cross multiply
    449,568,135.60x = 674,352,203.40 × 288,324,999.60
  4. Step 4: Simplify right side
    449,568,135.60x = 194,432,598,775,564,128
  5. Step 5: Solve for x
    x = 194,432,598,775,564,128/449,568,135.60
  6. Step 6: Final answer
    x = 432,487,499.40

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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.