Home / 449,340,002.40-674,010,003.60-372,749,512.80

Finding the Fourth Proportional to 449,340,002.40, 674,010,003.60 and 372,749,512.80

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Solution

The fourth proportional to 449,340,002.40, 674,010,003.60 and 372,749,512.80 is: 559,124,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,340,002.40 : 674,010,003.60 = 372,749,512.80 : x
  2. Step 2: Convert to fraction form
    449,340,002.40/674,010,003.60 = 372,749,512.80/x
  3. Step 3: Cross multiply
    449,340,002.40x = 674,010,003.60 × 372,749,512.80
  4. Step 4: Simplify right side
    449,340,002.40x = 251,236,900,464,226,272
  5. Step 5: Solve for x
    x = 251,236,900,464,226,272/449,340,002.40
  6. Step 6: Final answer
    x = 559,124,269.20

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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.