Home / 449,353,004.40-674,029,506.60-372,762,514.80

Finding the Fourth Proportional to 449,353,004.40, 674,029,506.60 and 372,762,514.80

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Solution

The fourth proportional to 449,353,004.40, 674,029,506.60 and 372,762,514.80 is: 559,143,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,353,004.40 : 674,029,506.60 = 372,762,514.80 : x
  2. Step 2: Convert to fraction form
    449,353,004.40/674,029,506.60 = 372,762,514.80/x
  3. Step 3: Cross multiply
    449,353,004.40x = 674,029,506.60 × 372,762,514.80
  4. Step 4: Simplify right side
    449,353,004.40x = 251,252,933,929,619,200
  5. Step 5: Solve for x
    x = 251,252,933,929,619,200/449,353,004.40
  6. Step 6: Final answer
    x = 559,143,772.20

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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.