Home / 444,743,005.20-665,698,930.20-317,341,021.20

Finding the Fourth Proportional to 444,743,005.20, 665,698,930.20 and 317,341,021.20

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Solution

The fourth proportional to 444,743,005.20, 665,698,930.20 and 317,341,021.20 is: 475,001,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,743,005.20 : 665,698,930.20 = 317,341,021.20 : x
  2. Step 2: Convert to fraction form
    444,743,005.20/665,698,930.20 = 317,341,021.20/x
  3. Step 3: Cross multiply
    444,743,005.20x = 665,698,930.20 × 317,341,021.20
  4. Step 4: Simplify right side
    444,743,005.20x = 211,253,578,321,415,520
  5. Step 5: Solve for x
    x = 211,253,578,321,415,520/444,743,005.20
  6. Step 6: Final answer
    x = 475,001,463.43

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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.