Home / 449,324,714.40-673,987,071.60-376,765,303.20

Finding the Fourth Proportional to 449,324,714.40, 673,987,071.60 and 376,765,303.20

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Solution

The fourth proportional to 449,324,714.40, 673,987,071.60 and 376,765,303.20 is: 565,147,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,324,714.40 : 673,987,071.60 = 376,765,303.20 : x
  2. Step 2: Convert to fraction form
    449,324,714.40/673,987,071.60 = 376,765,303.20/x
  3. Step 3: Cross multiply
    449,324,714.40x = 673,987,071.60 × 376,765,303.20
  4. Step 4: Simplify right side
    449,324,714.40x = 253,934,943,384,254,112
  5. Step 5: Solve for x
    x = 253,934,943,384,254,112/449,324,714.40
  6. Step 6: Final answer
    x = 565,147,954.80

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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.